MLA

Steinberg, Saul, 1914-1999. Untitled [The New York Review of Books collage with stick figure standing on top of Statue of Liberty]. Box 463, folder 6430. 1995. https://collections.library.yale.edu/catalog/16851523.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 463, folder 6430"])(1995)[Untitled [The New York Review of Books collage with stick figure standing on top of Statue of Liberty]]. https://collections.library.yale.edu/catalog/16851523.