MLA

Ward, William, 19th century, attributed name. The lovesick maid or the doctor puzzled. [graphic]. [19th century]. https://collections.library.yale.edu/catalog/17339703.

APA, 6th edition

Ward, William, 19th century, attributed name. ([19th century])[The lovesick maid or the doctor puzzled. [graphic]]. https://collections.library.yale.edu/catalog/17339703.