MLA

Williams, Charles, active 1797-1830, printmaker. Royal fishmongers, or, A welcome to Billinsgate [graphic].. [not before November 1816]. https://collections.library.yale.edu/catalog/16192600.

APA, 6th edition

Williams, Charles, active 1797-1830, printmaker. ([not before November 1816])[Royal fishmongers, or, A welcome to Billinsgate [graphic].]. https://collections.library.yale.edu/catalog/16192600.