MLA

Colley, Thomas, active 1780-1783, printmaker. The French spy taken prisoner by English girls [graphic].. [approximately 1868?]. https://collections.library.yale.edu/catalog/17355947.

APA, 6th edition

Colley, Thomas, active 1780-1783, printmaker. ([approximately 1868?])[The French spy taken prisoner by English girls [graphic].]. https://collections.library.yale.edu/catalog/17355947.