APA (7th ed.) Citation

Frenz, T. (1997). Urkunde, Urkundenwesen. A. II. Papsttum.

Chicago Style (17th ed.) Citation

Frenz, Thomas. Urkunde, Urkundenwesen. A. II. Papsttum. 1997.

MLA (9th ed.) Citation

Frenz, Thomas. Urkunde, Urkundenwesen. A. II. Papsttum. 1997.

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