MLA

Rowlandson, Thomas, 1756-1827, printmaker. The grand monarck [sic] discovered in a pot de chambre, or, The royal fugitives turning tail [graphic].. June 28, 1791.. https://collections.library.yale.edu/catalog/11791632.

APA, 6th edition

Rowlandson, Thomas, 1756-1827, printmaker. (June 28, 1791.)[The grand monarck [sic] discovered in a pot de chambre, or, The royal fugitives turning tail [graphic].]. https://collections.library.yale.edu/catalog/11791632.