MLA

Van Vechten, Carl, 1880-1964. Dobbs, Mattiwilda. Box 224. 1955 January 25. https://collections.library.yale.edu/catalog/2023465.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 224"])(1955 January 25)[Dobbs, Mattiwilda]. https://collections.library.yale.edu/catalog/2023465.