Cite

The triumvirate [graphic].

MLA

The Triumvirate [Graphic]. Pubd. Jany. 29th, 1789 by Peter Pindar, London, 0AD. https://collections.library.yale.edu/catalog/10731090.

APA, 6th edition

The triumvirate [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1789, Etchings England London 1789]. Pubd. Jany. 29th, 1789 by Peter Pindar, London. https://collections.library.yale.edu/catalog/10731090.