APA (7th ed.) Citation

Becker, A. (1997). Urban II., Papst (1088-1099).

Chicago Style (17th ed.) Citation

Becker, Alfons. Urban II., Papst (1088-1099). 1997.

MLA (9th ed.) Citation

Becker, Alfons. Urban II., Papst (1088-1099). 1997.

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