MLA

Hudibras and the Lawyer Part 3 Canto 3 l. 621. [Graphic]. Robert Sayer, 0AD. https://collections.library.yale.edu/catalog/33117041.

APA, 6th edition

Hudibras and the lawyer Part 3 Canto 3 l. 621. [graphic]. (0 C.E.). [Illustrations, Humor, Early works to 1800, Satires (Visual works), Book illustrations, Engravings England London 1768, Etchings England London 1768]. Robert Sayer. https://collections.library.yale.edu/catalog/33117041.