MLA

Van Vechten, Carl, 1880-1964. Van Vechten, Carl. Box 1 | Folder 6. 1923-1924. https://collections.library.yale.edu/catalog/17218374.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 1 | Folder 6"])(1923-1924)[Van Vechten, Carl]. https://collections.library.yale.edu/catalog/17218374.