MLA

White, George, approximately 1684-1732, printmaker, publisher. John Sheppard [graphic]. [approximately 1724]. https://collections.library.yale.edu/catalog/16832873.

APA, 6th edition

White, George, approximately 1684-1732, printmaker, publisher. ([approximately 1724])[John Sheppard [graphic]]. https://collections.library.yale.edu/catalog/16832873.