Cite

Untitled [Man atop ornate staircase in the Southwest]

MLA

Steinberg, Saul, 1914-1999. Untitled [Man atop ornate staircase in the Southwest]. Box 538 (Oversize), folder 7255. undated. https://collections.library.yale.edu/catalog/16855277.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 538 (Oversize), folder 7255"])(undated)[Untitled [Man atop ornate staircase in the Southwest]]. https://collections.library.yale.edu/catalog/16855277.