Typescript (preservation photocopy)
MLA
Pound, Ezra, 1885-1972. Typescript (preservation photocopy). Box 71, folder 3203. n.d.. https://collections.library.yale.edu/catalog/16055631.
APA, 6th edition
Pound, Ezra, 1885-1972. (["Box 71, folder 3203"])(n.d.)[Typescript (preservation photocopy)]. https://collections.library.yale.edu/catalog/16055631.