MLA

Van Vechten, Carl, 1880-1964. Verrett, Shirley. Box 107 | Folder 1945. 1961 August 8. https://collections.library.yale.edu/catalog/2021798.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 107 | Folder 1945"])(1961 August 8)[Verrett, Shirley]. https://collections.library.yale.edu/catalog/2021798.