Cite

[Lady Mount Edgcumbe] [graphic].

MLA

[Lady Mount Edgcumbe] [Graphic]. William Humphrey, 0AD. https://collections.library.yale.edu/catalog/10723405.

APA, 6th edition

[Lady Mount Edgcumbe] [graphic]. (0 C.E.). [Caricatures England 1780, Drypoints England 1780, Annotations (Provenance) 18th century]. William Humphrey. https://collections.library.yale.edu/catalog/10723405.