Doctor
MLA
Wilson, Edmund, 1895-1972. Doctor. Box 204, folder 4996. n.d.. https://collections.library.yale.edu/catalog/2005085.
APA, 6th edition
Wilson, Edmund, 1895-1972. (["Box 204, folder 4996"])(n.d.)[Doctor]. https://collections.library.yale.edu/catalog/2005085.