MLA

Poll of Horselydown [Graphic]. Publish'd Jany. 20, 1807 by Laurie & Whittle, 53 Fleet Street, London, 0AD. https://collections.library.yale.edu/catalog/15813978.

APA, 6th edition

Poll of Horselydown [graphic]. (0 C.E.). [Satires (Visual works) England 1807, Etchings England London 1807]. Publish'd Jany. 20, 1807 by Laurie & Whittle, 53 Fleet Street, London. https://collections.library.yale.edu/catalog/15813978.