MLA

A Beast of Prey [Graphic]. First sketch published Jany. 29 1784 as the act directs, by S. Fores, No. 3 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/10727368.

APA, 6th edition

A beast of prey [graphic]. (0 C.E.). [Caricatures and cartoons, Caricatures England 1784, Satires (Visual works) England 1784, Etchings England London 1784]. First sketch published Jany. 29 1784 as the act directs, by S. Fores, No. 3 Piccadilly. https://collections.library.yale.edu/catalog/10727368.