Cite

Francis Trovillou The horned man. [graphic]

MLA

Francis Trovillou The Horned Man. [Graphic]. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/17338600.

APA, 6th edition

Francis Trovillou The horned man. [graphic]. (0 C.E.). [Portraits prints, Engravings]. publisher not identified. https://collections.library.yale.edu/catalog/17338600.