MLA

[Mrs. Catford?] [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/16194662.

APA, 6th edition

[Mrs. Catford?] [graphic]. (0 C.E.). [Portrait prints, Mezzotints England London 18th century]. publisher not identified. https://collections.library.yale.edu/catalog/16194662.