Cite

[Portrait of Lady Sofia Fermor in the form of a medal] [graphic]

MLA

Gregori, Carlo, 1719-1759, printmaker. [Portrait of Lady Sofia Fermor in the form of a medal] [graphic]. [1740]. https://collections.library.yale.edu/catalog/16729735.

APA, 6th edition

Gregori, Carlo, 1719-1759, printmaker. ([1740])[[Portrait of Lady Sofia Fermor in the form of a medal] [graphic]]. https://collections.library.yale.edu/catalog/16729735.