Cite

[Photograph of an unidentified man sitting in chair]

MLA

Moore, Matilda. [Photograph of an Unidentified Man Sitting in Chair]. 0AD. https://collections.library.yale.edu/catalog/2034542.

APA, 6th edition

Moore, M. (0 C.E.). [Photograph of an unidentified man sitting in chair] [Cartes-de-visite, Photographic prints, Photographs, Studio portraits]. https://collections.library.yale.edu/catalog/2034542.