MLA

Van Vechten, Carl, 1880-1964. Boatwright, McHenry. Box 84 | Folder 1410. 1961 December 5. https://collections.library.yale.edu/catalog/2021022.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 84 | Folder 1410"])(1961 December 5)[Boatwright, McHenry]. https://collections.library.yale.edu/catalog/2021022.