MLA

Petrarca, Francesco, 1304-1374. Trionfi. [between 1450 and 1500].. https://collections.library.yale.edu/catalog/2005178.

APA, 6th edition

Petrarca, Francesco, 1304-1374. ([between 1450 and 1500].)[Trionfi]. https://collections.library.yale.edu/catalog/2005178.