MLA

Boyne, John, approximately 1750-1810, printmaker. Sir Zealous Godfrey giving a bouillon raffraichissant, to his friends [graphic].. [7 April 1784]. https://collections.library.yale.edu/catalog/16033884.

APA, 6th edition

Boyne, John, approximately 1750-1810, printmaker. ([7 April 1784])[Sir Zealous Godfrey giving a bouillon raffraichissant, to his friends [graphic].]. https://collections.library.yale.edu/catalog/16033884.