MLA

Watson, James, approximately 1740-1790, printmaker. John Wilkes, Esqr. [graphic]. published according to act of Parliament, 1764.. https://collections.library.yale.edu/catalog/33191804.

APA, 6th edition

Watson, James, approximately 1740-1790, printmaker. (published according to act of Parliament, 1764.)[John Wilkes, Esqr. [graphic]]. https://collections.library.yale.edu/catalog/33191804.