King, Morton B.
MLA
Warren, Robert Penn, 1905-1989. King, Morton B.. Box 37, folder 724. 1956-70. https://collections.library.yale.edu/catalog/11492771.
APA, 6th edition
Warren, Robert Penn, 1905-1989. (["Box 37, folder 724"])(1956-70)[King, Morton B.]. https://collections.library.yale.edu/catalog/11492771.