Cite

Untitled [Abstract face]

MLA

Steinberg, Saul, 1914-1999. Untitled [Abstract face]. Box 435, folder 5967. undated. https://collections.library.yale.edu/catalog/16849898.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 435, folder 5967"])(undated)[Untitled [Abstract face]]. https://collections.library.yale.edu/catalog/16849898.