MLA

Cruikshank, George, 1792-1878, printmaker. The royal extinguisher, or, The King of Brobdingnag & the Lilliputians [graphic]. [7 April 1821]. https://collections.library.yale.edu/catalog/16816991.

APA, 6th edition

Cruikshank, George, 1792-1878, printmaker. ([7 April 1821])[The royal extinguisher, or, The King of Brobdingnag & the Lilliputians [graphic]]. https://collections.library.yale.edu/catalog/16816991.