MLA

The Citizens of London Lamenting the Death of Beckford [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/10727291.

APA, 6th edition

The citizens of London lamenting the death of Beckford [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1770, Etchings England London 1770, Periodical illustrations]. publisher not identified. https://collections.library.yale.edu/catalog/10727291.