MLA

Barlow, Inigo, and printmaker. The Pugilistical Society [Graphic]. publisher not identified, 20AD. https://collections.library.yale.edu/catalog/10939020.

APA, 6th edition

Barlow, I., & printmaker. (20 C.E.). The pugilistical society [graphic]. [Satires (Visual works) England 1794, Periodical illustrations, Etchings England London 1794]. publisher not identified. https://collections.library.yale.edu/catalog/10939020.