MLA

Steinberg, Saul, 1914-1999. Black Star [Louis Faurer photoworks]. Box 59, folder 1079. circa 1950. https://collections.library.yale.edu/catalog/32366499.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 59, folder 1079"])(circa 1950)[Black Star [Louis Faurer photoworks]]. https://collections.library.yale.edu/catalog/32366499.