MLA

Gillray, James, 1756-1815, artist. Doublures of character, or, Strikeing [sic] resemblances in phisiognomy [graphic]. [between 1824 and 1827]. https://collections.library.yale.edu/catalog/17338653.

APA, 6th edition

Gillray, James, 1756-1815, artist. ([between 1824 and 1827])[Doublures of character, or, Strikeing [sic] resemblances in phisiognomy [graphic]]. https://collections.library.yale.edu/catalog/17338653.