MLA

A Modest Address to a Certain Great Assembly. Printed and published by S.W. Fores, 41, Piccadilly, 0AD. https://collections.library.yale.edu/catalog/33246107.

APA, 6th edition

A modest address to a certain great assembly. (0 C.E.). [Humor, Caricatures and cartoons, Broadsides, Etchings England London 1820, Annotations (Provenance) 19th century, Watermarks (Paper) Fellows 1817]. Printed and published by S.W. Fores, 41, Piccadilly. https://collections.library.yale.edu/catalog/33246107.