Cite

[A dandy holding a quizzing glass] [art original].

MLA

Bunbury, Henry William, 1750-1811, artist. [A dandy holding a quizzing glass] [art original].. [approximately 1789]. https://collections.library.yale.edu/catalog/10731071.

APA, 6th edition

Bunbury, Henry William, 1750-1811, artist. ([approximately 1789])[[A dandy holding a quizzing glass] [art original].]. https://collections.library.yale.edu/catalog/10731071.