MLA

Bretherton, James, approximately 1730-1806, printmaker. Courier francois [graphic]. [approximately May 1774]. https://collections.library.yale.edu/catalog/10716295.

APA, 6th edition

Bretherton, James, approximately 1730-1806, printmaker. ([approximately May 1774])[Courier francois [graphic]]. https://collections.library.yale.edu/catalog/10716295.