Cite

[Photograph of a Mexican woman standing in front of barbed wire at a Millitary camp]

MLA

Trenkle, Charles, Cpl. [Photograph of a Mexican woman standing in front of barbed wire at a Millitary camp]. Folder 28. [1915 or 1916]. https://collections.library.yale.edu/catalog/2017150.

APA, 6th edition

Trenkle, Charles, Cpl. (["Folder 28"])([1915 or 1916])[[Photograph of a Mexican woman standing in front of barbed wire at a Millitary camp]]. https://collections.library.yale.edu/catalog/2017150.