MLA

"I Want to Know, Doctor ..." [Graphic]. Published by W. Soffe, 380 Strand, Printed by W. Kohler 22 Denmark St., 0AD. https://collections.library.yale.edu/catalog/17338315.

APA, 6th edition

"I want to know, doctor ..." [graphic]. (0 C.E.). [Satires (Visual works), Lithographs]. Published by W. Soffe, 380 Strand, Printed by W. Kohler 22 Denmark St. https://collections.library.yale.edu/catalog/17338315.