Cite

[Photograph of a lone man working a tilled field]

MLA

Lewis, Jon. [Photograph of a Lone Man Working a Tilled Field]. 1966. https://collections.library.yale.edu/catalog/10186963.

APA, 6th edition

Lewis, J. (1966). [Photograph of a lone man working a tilled field] [Photographic prints.--aat, photographs (AAT)]. https://collections.library.yale.edu/catalog/10186963.