APA (7th ed.) Citation

Köpf, U. (1994). Alexander von Hales. Theologenlexikon, 18-19.

Chicago Style (17th ed.) Citation

Köpf, Ulrich. "Alexander Von Hales." Theologenlexikon 1994: 18-19.

MLA (9th ed.) Citation

Köpf, Ulrich. "Alexander Von Hales." Theologenlexikon, 1994, pp. 18-19.

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