MLA

Byron, Frederick George Byron, and printmaker. An English Hobby Horse, or, Who Pays the Piper? Pubd. May 11, 1791, by Willm Holland, No. 50 Oxford Street, 0AD. https://collections.library.yale.edu/catalog/10732578.

APA, 6th edition

Byron, F. G. B., & printmaker. (0 C.E.). An English hobby horse, or, Who pays the piper? [Caricatures and cartoons, Humor, Satires (Visual works) England 1791, Etchings England London 1791]. Pubd. May 11, 1791, by Willm Holland, No. 50 Oxford Street. https://collections.library.yale.edu/catalog/10732578.