MLA

The Christening Procession of Prince Taffy [Graphic]. Published March 1st, 1842 by Messrs. Fores, 41 Piccadilly, 0AD. https://collections.library.yale.edu/catalog/10971690.

APA, 6th edition

The christening procession of Prince Taffy [graphic]. (0 C.E.). [Caricatures and cartoons, Satires (Visual works) England 1842, Lithographs England London 1842, Book illustrations]. Published March 1st, 1842 by Messrs. Fores, 41 Piccadilly. https://collections.library.yale.edu/catalog/10971690.