APA (7th ed.) Citation

(1920). Das Register Gregors VII. Das Register Gregors VII. = Gregorii VII registrum.

Chicago Style (17th ed.) Citation

"Das Register Gregors VII." Das Register Gregors VII. = Gregorii VII Registrum 1920.

MLA (8th ed.) Citation

"Das Register Gregors VII." Das Register Gregors VII. = Gregorii VII Registrum, 1920.

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