MLA

Chisholm, Alexander, 1792 or 1793-1847, printmaker. The Reverend Samuel Parr L.L.D from an original drawing in the possession of the Reverend Robert Fellowes / [graphic]. [between 1800 and 1830?]. https://collections.library.yale.edu/catalog/33230752.

APA, 6th edition

Chisholm, Alexander, 1792 or 1793-1847, printmaker. ([between 1800 and 1830?])[The Reverend Samuel Parr L.L.D from an original drawing in the possession of the Reverend Robert Fellowes / [graphic]]. https://collections.library.yale.edu/catalog/33230752.