The sick prince [graphic].
MLA
Gillray, James, 1756-1815, printmaker. The sick prince [graphic].. 1787 June 16. https://collections.library.yale.edu/catalog/11811240.
APA, 6th edition
Gillray, James, 1756-1815, printmaker. (1787 June 16)[The sick prince [graphic].]. https://collections.library.yale.edu/catalog/11811240.