Pseud. "The American People...and incognitum": typescript]
MLA
Pound, Ezra, 1885-1972. Pseud. "The American People...and incognitum": typescript]. Box 128, folder 5325. 1941 Sep?. https://collections.library.yale.edu/catalog/10034695.
APA, 6th edition
Pound, Ezra, 1885-1972. (["Box 128, folder 5325"])(1941 Sep?)[Pseud. "The American People...and incognitum": typescript]]. https://collections.library.yale.edu/catalog/10034695.