MLA

The Yorkshireman in London, or, Humphrey Hobnail's Return from the Play [Graphic]. Publish'd Novr. 8, 1806 by Laurie & Whittle, 53 Fleet Street, London, 0AD. https://collections.library.yale.edu/catalog/15813910.

APA, 6th edition

The Yorkshireman in London, or, Humphrey Hobnail's return from the play [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1806, Etchings England London 1806, Engravings England London 1806]. Publish'd Novr. 8, 1806 by Laurie & Whittle, 53 Fleet Street, London. https://collections.library.yale.edu/catalog/15813910.