MLA

Williams, Charles, active 1797-1830, printmaker. Sketches of Fairy Land, or, A comparison between England & Lilliput. [graphic] / Pl. 1. [not before December 1810]. https://collections.library.yale.edu/catalog/16192482.

APA, 6th edition

Williams, Charles, active 1797-1830, printmaker. ([not before December 1810])[Sketches of Fairy Land, or, A comparison between England & Lilliput. [graphic] / Pl. 1]. https://collections.library.yale.edu/catalog/16192482.