MLA

Squire Minikin [Graphic]. Pub'd June 26, 1787 by S.W. Fores, No. 3 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/10728331.

APA, 6th edition

Squire Minikin [graphic]. (0 C.E.). [Satires (Visual works) England 1787, Amateur works, Etchings England London 1787]. Pub'd June 26, 1787 by S.W. Fores, No. 3 Piccadilly. https://collections.library.yale.edu/catalog/10728331.