MLA

Bunbury, Henry William, 1750-1811, artist. A long minuet [graphic].. [1787?]. https://collections.library.yale.edu/catalog/10728221.

APA, 6th edition

Bunbury, Henry William, 1750-1811, artist. ([1787?])[A long minuet [graphic].]. https://collections.library.yale.edu/catalog/10728221.