MLA

Sharp, William, 1749-1824, printmaker. The doctors of the church consulting upon the immaculateness of the Virgin in the gallery at Houghton / [graphic]. [1 September 1785]. https://collections.library.yale.edu/catalog/16030458.

APA, 6th edition

Sharp, William, 1749-1824, printmaker. ([1 September 1785])[The doctors of the church consulting upon the immaculateness of the Virgin in the gallery at Houghton / [graphic]]. https://collections.library.yale.edu/catalog/16030458.