Sr. Robert Walpole, Earl of Orford, 1744 [graphic]
MLA
Vertue, George, 1684-1756, printmaker. Sr. Robert Walpole, Earl of Orford, 1744 [graphic]. [1752]. https://collections.library.yale.edu/catalog/16193167.
APA, 6th edition
Vertue, George, 1684-1756, printmaker. ([1752])[Sr. Robert Walpole, Earl of Orford, 1744 [graphic]]. https://collections.library.yale.edu/catalog/16193167.