MLA

Topham, Edward, 1751-1820, artist. The dentist [graphic]. [5 November 1778]. https://collections.library.yale.edu/catalog/11020717.

APA, 6th edition

Topham, Edward, 1751-1820, artist. ([5 November 1778])[The dentist [graphic]]. https://collections.library.yale.edu/catalog/11020717.