MLA

Stein, Gertrude, 1874-1946. The Mother of Us All, Brandes Matthews Theatre photographed by Carl Van Vechten. Box 19, folder 334-337. 1947. https://collections.library.yale.edu/catalog/16720464.

APA, 6th edition

Stein, Gertrude, 1874-1946. (["Box 19, folder 334-337"])(1947)[The Mother of Us All, Brandes Matthews Theatre photographed by Carl Van Vechten]. https://collections.library.yale.edu/catalog/16720464.