MLA

The Double Discovery [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/10715708.

APA, 6th edition

The double discovery [graphic]. (0 C.E.). [Caricatures and cartoons, Annotations (Provenance) 18th century, Satires (Visual works) England 1771, Periodical illustrations England 1771, Woodcuts England London 1771]. publisher not identified. https://collections.library.yale.edu/catalog/10715708.