MLA

The Fox Dividing the Pack [Graphic]. Publish'd March 17th 1782 by the Devil, 0AD. https://collections.library.yale.edu/catalog/10723566.

APA, 6th edition

The fox dividing the pack [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1782, Political cartoons England 1782, Etchings England London 1782]. Publish'd March 17th 1782 by the Devil. https://collections.library.yale.edu/catalog/10723566.