"Early manuscript," fragments
MLA
Wilder, Thornton, 1897-1975. "Early manuscript," fragments. Box 93, folder 2326-2327. n.d.. https://collections.library.yale.edu/catalog/2002750.
APA, 6th edition
Wilder, Thornton, 1897-1975. (["Box 93, folder 2326-2327"])(n.d.)["Early manuscript," fragments]. https://collections.library.yale.edu/catalog/2002750.