MLA

The Knowing Crops [Graphic]. Published 12th May 179[4?] by Laurie & Whittle, 53 Fleet Street, London, 0AD. https://collections.library.yale.edu/catalog/10939105.

APA, 6th edition

The knowing crops [graphic]. (0 C.E.). [Satires (Visual works) England 1794, Etchings England London 1794, Watermarks (Paper)]. Published 12th May 179[4?] by Laurie & Whittle, 53 Fleet Street, London. https://collections.library.yale.edu/catalog/10939105.