Cite

[Photograph of a man sitting in a doorway while a dog sits next to him on the sidewalk]

MLA

[Photograph of a Man Sitting in a Doorway While a Dog Sits next to Him on the Sidewalk]. 0AD. https://collections.library.yale.edu/catalog/2067597.

APA, 6th edition

[Photograph of a man sitting in a doorway while a dog sits next to him on the sidewalk]. (0 C.E.). [Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2067597.