APA (7th ed.) Citation

Bautz, F. W. (1990). Gregor VI., Papst (+1047).

Chicago Style (17th ed.) Citation

Bautz, Friedrich Wilhelm. Gregor VI., Papst (+1047). 1990.

MLA (9th ed.) Citation

Bautz, Friedrich Wilhelm. Gregor VI., Papst (+1047). 1990.

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