MLA

Van Vechten, Carl, 1880-1964. Harlem. Improved Benevolent and Protective Order of the Elks parade. Robinson, Bill, leading the parade. Box 111, folder 2076. 1939 August 22. https://collections.library.yale.edu/catalog/2027524.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 111, folder 2076"])(1939 August 22)[Harlem. Improved Benevolent and Protective Order of the Elks parade. Robinson, Bill, leading the parade]. https://collections.library.yale.edu/catalog/2027524.