MLA

Johnson, James Weldon, 1871-1938. Drafts, typescript. Box 80, folder 584. circa 1936. https://collections.library.yale.edu/catalog/17397038.

APA, 6th edition

Johnson, James Weldon, 1871-1938. (["Box 80, folder 584"])(circa 1936)[Drafts, typescript]. https://collections.library.yale.edu/catalog/17397038.