MLA

A Real Character P-o [Graphic]. Published as the act directs, May 14, 1777, by J. Lockington, Shug Lane, Golden Square, 0AD. https://collections.library.yale.edu/catalog/10723110.

APA, 6th edition

A real character P-o [graphic]. (0 C.E.). [Caricatures, Etchings England 1777, Engravings England 1777]. Published as the act directs, May 14, 1777, by J. Lockington, Shug Lane, Golden Square. https://collections.library.yale.edu/catalog/10723110.