Bates, Ralph
MLA
Van Thal, Herbert, 1904-1983. Bates, Ralph. Box 1, folder 10. n.d.. https://collections.library.yale.edu/catalog/16545914.
APA, 6th edition
Van Thal, Herbert, 1904-1983. (["Box 1, folder 10"])(n.d.)[Bates, Ralph]. https://collections.library.yale.edu/catalog/16545914.