MLA

The Rival Canvessers [Graphic]. Publish'd as the act directs, June 16th, 1784, by H. McPhail, N. 68 High Holborn, 0AD. https://collections.library.yale.edu/catalog/10727865.

APA, 6th edition

The rival canvessers [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1784, Etchings England London 1784]. Publish'd as the act directs, June 16th, 1784, by H. McPhail, N. 68 High Holborn. https://collections.library.yale.edu/catalog/10727865.