APA (7th ed.) Citation

Hildegard Bingen, Ä., & Ekdahl Davidson, A. (1992). The Ordo Virtutum of Hildegard of Bingen: Critical studies. Medieval Institute Publications, Western Mich. Univ.

Chicago Style (17th ed.) Citation

Hildegard Bingen, Äbtissin, and Audrey Ekdahl Davidson. The Ordo Virtutum of Hildegard of Bingen: Critical Studies. Kalamazoo, Mich: Medieval Institute Publications, Western Mich. Univ, 1992.

MLA (9th ed.) Citation

Hildegard Bingen, Äbtissin, and Audrey Ekdahl Davidson. The Ordo Virtutum of Hildegard of Bingen: Critical Studies. Medieval Institute Publications, Western Mich. Univ, 1992.