MLA

See-Saw, or, A New Mode of Digestion for John Bull! [Graphic]. Pubd. by W. Holland, Oxford St., 0AD. https://collections.library.yale.edu/catalog/10952726.

APA, 6th edition

See-saw, or, A new mode of digestion for John Bull! [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1799, Etchings England London 1799]. Pubd. by W. Holland, Oxford St. https://collections.library.yale.edu/catalog/10952726.