APA (7th ed.) Citation

Bautz, F. W. (1990). Gregor Xv., Papst.

Chicago Style (17th ed.) Citation

Bautz, Friedrich Wilhelm. Gregor Xv., Papst. 1990.

MLA (9th ed.) Citation

Bautz, Friedrich Wilhelm. Gregor Xv., Papst. 1990.

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