Cite

French volunteers marching to the conquest of Great Britain [graphic]

MLA

Gillray, James, 1756-1815, printmaker. French volunteers marching to the conquest of Great Britain [graphic]. [25 October 1803]. https://collections.library.yale.edu/catalog/17324490.

APA, 6th edition

Gillray, James, 1756-1815, printmaker. ([25 October 1803])[French volunteers marching to the conquest of Great Britain [graphic]]. https://collections.library.yale.edu/catalog/17324490.