Cite

Dr. Lockyer's famous pills. [graphic]

MLA

Dr. Lockyer's Famous Pills. [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/17338546.

APA, 6th edition

Dr. Lockyer's famous pills. [graphic]. (0 C.E.). [Etchings]. publisher not identified. https://collections.library.yale.edu/catalog/17338546.