MLA

The Young Politician [Graphic]. Publish'd accorg. to act by H. Bryer, London, 0AD. https://collections.library.yale.edu/catalog/10697274.

APA, 6th edition

The young politician [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1771, Etchings England London 1771, Watermarks (Paper) L V G.]. Publish'd accorg. to act by H. Bryer, London. https://collections.library.yale.edu/catalog/10697274.