MLA

A Black Joke [Graphic]. Pub. Oct. 24, 1790, by S.W. Fores, N. 3 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/10731315.

APA, 6th edition

A black joke [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1790, Etchings England London 1790, Watermarks (Paper)]. Pub. Oct. 24, 1790, by S.W. Fores, N. 3 Piccadilly. https://collections.library.yale.edu/catalog/10731315.