MLA

Van Vechten, Carl, 1880-1964. Price, Vincent. Box 371 | Folder 5283. 1939 January 16. https://collections.library.yale.edu/catalog/10001266.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 371 | Folder 5283"])(1939 January 16)[Price, Vincent]. https://collections.library.yale.edu/catalog/10001266.