MLA

Carlo Khan Dethron'd, or, Billy's Triumph [Graphic]. Publish'd as the act directs March 24th, 1784, by S. Fores, No. 3 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/16873229.

APA, 6th edition

Carlo Khan dethron'd, or, Billy's triumph [graphic]. (0 C.E.). [Caricatures and cartoons, Watermarks (Paper), Satires (Visual works) England 1784, Etchings England London 1784]. Publish'd as the act directs March 24th, 1784, by S. Fores, No. 3 Piccadilly. https://collections.library.yale.edu/catalog/16873229.