APA (7th ed.) Citation

Hildegard Bingen, Ä. Symphonia armonie celestium revelationum. Hildegard Publ.

Chicago Style (17th ed.) Citation

Hildegard Bingen, Äbtissin. Symphonia Armonie Celestium Revelationum. Bryn Mawr, PA: Hildegard Publ.

MLA (9th ed.) Citation

Hildegard Bingen, Äbtissin. Symphonia Armonie Celestium Revelationum. Hildegard Publ.

Warning: These citations may not always be 100% accurate.