Cite

Untitled [Man in military hat and uniform]

MLA

Steinberg, Saul, 1914-1999. Untitled [Man in military hat and uniform]. Box 76, folder 1507. undated. https://collections.library.yale.edu/catalog/16856005.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 76, folder 1507"])(undated)[Untitled [Man in military hat and uniform]]. https://collections.library.yale.edu/catalog/16856005.