MLA

Doughty, William, 1757-1780 or 1782, printmaker. [Mary Palmer niece of Sr. Joshua Reynolds, afterwards Countess of Inchiquin] [graphic]. [29 January 1779]. https://collections.library.yale.edu/catalog/11134620.

APA, 6th edition

Doughty, William, 1757-1780 or 1782, printmaker. ([29 January 1779])[[Mary Palmer niece of Sr. Joshua Reynolds, afterwards Countess of Inchiquin] [graphic]]. https://collections.library.yale.edu/catalog/11134620.