MLA

Van Vechten, Carl, 1880-1964. Anderson, Judith. Box 330 | Folder 4099. 1933 June 1. https://collections.library.yale.edu/catalog/2029641.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 330 | Folder 4099"])(1933 June 1)[Anderson, Judith]. https://collections.library.yale.edu/catalog/2029641.