MLA

Van Vechten, Carl, 1880-1964. Lawrence, Jacob Armstead. Box 96 | Folder 1708. 1941 July 31. https://collections.library.yale.edu/catalog/2025904.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 96 | Folder 1708"])(1941 July 31)[Lawrence, Jacob Armstead]. https://collections.library.yale.edu/catalog/2025904.