Abulafia, David. Frederick II: A Medieval Emperor. New York: Oxford, 1988. Oxford University Press Paperback, 1992. [excellent; Frederick as quintessentially medieval; conflict with Pope Innocent IV over power, not over Christianity. Follows conflicts between Hohenstaufens and Popes up to Sicilian Vespers]

Anderson, Theodore M. Early Epic Scenery: Homer, Virgil, and the Medieval Legacy. Cornell, 1976. [182 later medieval scenery non-virgilian]

Atwood, Elmer Bagby. "English Versions of the Historiana Trojana." Diss. University of Virginia, 1932.

Barolini, Teodolinda. Dante's Poets: Textuality and Truth in the Comedy. Princeton: Princeton University Press, 1984.

Benson, C. David. The History of Troy in Middle English Literature: Guido delle Colonne's Historia Destructionis Troiae in Medieval England. Suffolk: D. S. Brewer; Roman and Littlefield, 1980.

Baskerville, Mary Pennino. "Two Studies in the Redaction of the Medieval Troy Story: Guido Delle Colonne's Historia Destructionis Troiae and the Alliterative Destruction of Troy." Diss. Columbia, 1978. [on Guido and History and such]

Brandt, William J. The Shape of Medieval History: Studies in   Modes of Perception. Yale, 1966. First Shocken paperback ed., 1973. [22-23 on Aristotle and medieval debate over whether "orbs of the heavens possessed souls as well as intelligences...and the identification of these...with...angels"; comets; 59 phenomena as prognosticators]

Cioffari, Vincent. Fortune and Fate from Democritus to St. Thomas Aquinas. New York: Columbia University Press, 1935.

Crombie, Alistair Cameron. Medieval and Early Modern Science. Vol. I. Science in the Middle Ages: V-XIII Centuries. This is a revised version of the first four chapters of Augustine to Galileo (London, 1952) Rev. ed. New York: Doubleday Anchor Books, 1959. [on relation between magic and science; Arabs and stars; according to Abulafia, Crombie may be overdoing the part about Frederick II's open-mindedness and the internationality of his court]

Daretis Phrygii. De Excidio Troiae Historia. Recensuit Ferdinandus Meister. Leipzig: B. G. Teubner. 1873.

Deferrari, R. J., Ed. Saint Augustine: Treatises on Marriage and Other Subjects. Trans. R. W. Brown. Washington, 1955. [includes Augustine on demons]

Dijksterhuis, Eduard Jan. The Mechanization of the World Picture. 1950. C. Dikshoorn, trans., Oxford: Oxford University Press, 1961. [113 rise of science in Sicily; astrology, magic, etc. Christian astrology in 13th c]

Flint, Valerie I. J. The Rise of Magic in Early Medieval Europe. Princeton: Princeton University Press, 1991. [excellent on astrology; how the church incorporated it for positive reasons during the 6th-10th c. is more debatable; controversial thesis that the church allowed "good magic" in order to make conversions on its wild northern borders]

Frazer, R. M. Jr., Trans. The Trojan War: The Chronicles of Dictys of Crete and Dares the Phrygian. Bloomington: Indiana Univ. Press, 1966.

Guido de Columnis. Historia destructionis Troia. Ed. Nathaniel Edward Griffin. The Mediaeval Academy of America. 1936; rpt. New York: Kraus Reprint, 1970.

Guido delle Colonne. Historia Destructionis Troiae. Trans. with an Intro. and Notes by Mary Elizabeth Meek. Bloomington: Indiana University Press, 1974.

Haskins, Charles Homer. The Renaissance of the 12th Century. 1924; 2nd ed. Cambridge, MA: Harbard University Press, 1927.

Kantorowicz, Ernst. Frederick the Second 1194-1250. Trans. E. O. Lorimer. Makers of the Middle Ages. New York: Richard R. Smith, Inc., 1931. [parts on law and necessity]

Kay, Richard. Dante's Christian Astrology. Philadelphia: University of Pennsylvania Press, 1994.

Kors, Alan C. and Edward Peters, Eds. Witchcraft in Europe 1100-1700: A Documentary History. 1972. 2nd Paperback printing, Philadelphia: University of Pennsylvania Press, 1976.

Litt, T. Les corps cJleste dans l'univers de Saint Thomas  d'Aquin. Louvin & Paris: Publication Universitaire, 1963.

Lumiansky, R. M. "The Story of Troilus and Briseida according to Benoit and Guido," Speculum, 29 (1954), 727-33.

Marrone, Steven P. William of Auvergne and Robert Grosseteste: New Ideas of Truth in the Early 13th Century. Princeton: Princeton University Press, 1983.

Menocal, Maria Rosa. The Arabic Role in Medieval Literary History. 1987. First paperback printing: Philadelphia: University of Pennsylvania Press, 1990.

Metlitzki, Dorothee. The Matter of Araby in Medieval England. New Haven: Yale University Press, 1977.

New Catholic Encyclopedia. [good entries on "Demons," "Fate" and "Astrology"]

O'Connor. Free Will. Problems of Philosophy, General Editor D. J. O'Connor. An Open University Set Book. London: Macmillan Press, 1972. New York: Mac Millan, 1971. [13 on Aristotle; Ch. IX of De interpretatione, is classical source of doctrine of fatalism; some bibliography]

Pepin, J. Theologie Cosmique et Theologie Chretienne. Paris, 1964.

Peters, Edward. The Magician, The Witch, and the Law. Philadelphia. University of Pennsylvania Press, 1978.

Peters, Francis E. Aristotle and the Arabs: The Aristotelian Tradition in Islam. New York: New York University, 1968. [221 12th c contact between Christian west & Islamic east in Spain & Sicily]

Russell, Jeffrey Burton. Witchcraft in the Middle Ages. Ithaca: Cornell University Press, 1972. [acc to Ehrhart, The Judgment of the Trojan Prince Paris in Medieval Literature, p. 244, note 67), "Russell presents convincing evidence that Lea and others were wrong in placing the rise of witchcraft as late as the mid-thirteenth century...." see Chapters 4-6, and pp 31 and 133.] [Ch. 5 on "Demonology, Catharism, and Witchcraft, 1140-1230"]

Schlauch, Margaret. Medieval Narrative: A Book of Translations. 1928. Rpt. New York: Gordian Press, 1969. [includes Dares "History of the Fall of Troy"]

Scott, Alan B. Origen and the Life of the Stars: a History of an Idea. New York: Oxford University Press, 1991.

Stock, Brian. Myth and Science in the Twelfth Century: A Study of Bernard Silvester. Princeton: Princeton University Press, 1972.  [Bernard liked astrological deities]

Szenec, Jean. The Survival of the Pagan Gods: The Mythological Tradition and Its Place in Renaissance Humanism and Art. Trans. by Barbara F. Sessions. Bollingen Series XXXVIII, 1953; rpt. Princeton: Princeton University Press, 1972.

Thorndike, Lynn. A History of Magic and Experimental Science During the First Thirteen Centuries of Our Era. 2 Vols. New York: Columbia University Press, 1923.

Van Steenberghen, Fernand. Aristotle in the West: The Origins of Latin Aristotelianism. First published in 1946 as Aristotle en Occident. Leonard Johnston, trans. Louvain: E. Nauwelaerts, 1955. [44 on intro of Greek, Arab & Jewish materials into West; Chapt.3 surveys critical theories about 12th & 13th c. philosophy; 90-91 on Michael Scott in Sicily; Averroes; 175-Aristotle changed world view in 13th c.]

Vreese, L. de. Augustine en de Astrologie. Maastricht, 1933.

Watt, Montgomery. Free will and Predestination in Early Islam.  London, 1948.

Weinreich, Otto. Phebus, Aurora, Kalender und Uhr; gber eine   Doppelform der epischen Zeitbestimmung in der Erzahlkunst der Antike und Neuzeit. Stuttgart: Verlag von W. Kohlhammer, 1937.

Wigginton, Waller. "The Nature and Significance of the Late Medieval Troy Story: A Study of Guido Delle Colonne's Historia Destructionis Troiae." Diss. Rutgers University, 1965.

Wolfson, Harry Austryn. Philo: Foundations of Religious Philosophy in Judaism, Christianity, and Islam. 2 vols. Cambridge: Harvard University Press, 1947.

-------. "The Souls of the Spheres." Dumbarton Oaks Papers, Number 16, Washington D. C.: The Dumbarton Oaks Center for Byzantine Studies, 1962, 65-93. Also available in: Twersky, I. and G. H. Williams, Eds. Studies in the History of Philosophy and Religion: Harry Anstryn Wolfson. Cambridge, Massachusetts: Harvard University Press, 1973. Includes "The Problem of the Souls of the Spheres from the Byzantine Commentaries on Aristotle through the Arabs and St. Thomas to Kepler."