Cite

[Sketch for Gray's Bard with three floating figures] [art original].

MLA

Bentley, R. (Richard), 1708-1782, artist. [Sketch for Gray's Bard with three floating figures] [art original].. [approximately 1753?]. https://collections.library.yale.edu/catalog/16193283.

APA, 6th edition

Bentley, R. (Richard), 1708-1782, artist. ([approximately 1753?])[[Sketch for Gray's Bard with three floating figures] [art original].]. https://collections.library.yale.edu/catalog/16193283.