MLA

Van Vechten, Carl, 1880-1964. Wong, Anna May, and her unidentified assistant/dresser at the Westport Country Playhouse, Westport, Connecticut. Box 384, folder 5729. 1937 August 11. https://collections.library.yale.edu/catalog/10645810.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 384, folder 5729"])(1937 August 11)[Wong, Anna May, and her unidentified assistant/dresser at the Westport Country Playhouse, Westport, Connecticut]. https://collections.library.yale.edu/catalog/10645810.