MLA

Marks, John Lewis, and printmaker. A Specimen of Mr. K**n's Acting, or, A Little Man of Great Parts! [Graphic]. Pubd. by J.L. Marks, 37 Princes St., Soho, and 28 Fetter Lane, Fleet Street, 0AD. https://collections.library.yale.edu/catalog/17289087.

APA, 6th edition

Marks, J. L., & printmaker. (0 C.E.). A specimen of Mr. K**n's acting, or, A little man of great parts! [graphic]. [Caricatures and cartoons, Satires (Visual works) England 1820, Etchings England London 1820]. Pubd. by J.L. Marks, 37 Princes St., Soho, and 28 Fetter Lane, Fleet Street. https://collections.library.yale.edu/catalog/17289087.