Cite

Iohn Bull and his friends commemorating the peace [graphic]

MLA

Roberts, Piercy, active 1791-1805, printmaker. Iohn Bull and his friends commemorating the peace [graphic]. [ca. 1807?]. https://collections.library.yale.edu/catalog/16192724.

APA, 6th edition

Roberts, Piercy, active 1791-1805, printmaker. ([ca. 1807?])[Iohn Bull and his friends commemorating the peace [graphic]]. https://collections.library.yale.edu/catalog/16192724.