Cite

[Photograph of Hartley resting head on hand]

MLA

Valente, Alfredo. [Photograph of Hartley Resting Head on Hand]. 0AD. https://collections.library.yale.edu/catalog/16397493.

APA, 6th edition

Valente, A. (0 C.E.). [Photograph of Hartley resting head on hand] [Photographic prints, Photographs, Studio portraits]. https://collections.library.yale.edu/catalog/16397493.