MLA

Pound, Ezra, 1885-1972. The Dam' Nigger and the Bananna Tree: typescript. Box 95, folder 4016. n.d.. https://collections.library.yale.edu/catalog/17122729.

APA, 6th edition

Pound, Ezra, 1885-1972. (["Box 95, folder 4016"])(n.d.)[The Dam' Nigger and the Bananna Tree: typescript]. https://collections.library.yale.edu/catalog/17122729.