MLA

West, Rebecca, 1892-1983. Brittain, Vera. Box 6, folder 173. 1932 Jun 6. https://collections.library.yale.edu/catalog/16479152.

APA, 6th edition

West, Rebecca, 1892-1983. (["Box 6, folder 173"])(1932 Jun 6)[Brittain, Vera]. https://collections.library.yale.edu/catalog/16479152.