APA (7th ed.) Citation

Usher, J. (2009). Petrarch's Diploma of Crowning: The Privilegium laureationis.

Chicago Style (17th ed.) Citation

Usher, Jonathan. Petrarch's Diploma of Crowning: The Privilegium Laureationis. 2009.

MLA (9th ed.) Citation

Usher, Jonathan. Petrarch's Diploma of Crowning: The Privilegium Laureationis. 2009.

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