MLA

A Brace of Blessings [Graphic]. Pub. Janry 26, 1796 by S.W. Fores, N. 50 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/17288807.

APA, 6th edition

A brace of blessings [graphic]. (0 C.E.). [Satires (Visual works) England 1796, Etchings England London 1796, Watermarks (Paper)]. Pub. Janry 26, 1796 by S.W. Fores, N. 50 Piccadilly. https://collections.library.yale.edu/catalog/17288807.