Cite

Lady Di's sketch for the frames of her bas reliefs [art original]

MLA

Beauclerk, Diana, Lady, 1734-1808, artist. Lady Di's sketch for the frames of her bas reliefs [art original]. [1776]. https://collections.library.yale.edu/catalog/16192985.

APA, 6th edition

Beauclerk, Diana, Lady, 1734-1808, artist. ([1776])[Lady Di's sketch for the frames of her bas reliefs [art original]]. https://collections.library.yale.edu/catalog/16192985.