MLA

Bébé Avocat d'Assises. Royer et Cie, 0AD. https://collections.library.yale.edu/catalog/32573725.

APA, 6th edition

Bébé avocat d'assises. (0 C.E.). [Humor, Caricatures and cartoons, Correspondence, Correspondence., Illustrated law Children, Postcards]. Royer et Cie. https://collections.library.yale.edu/catalog/32573725.