Cite

(Sketches) 20 p. of music

MLA

Pound, Ezra, 1885-1972. (Sketches) 20 p. of music. Box 82, folder 3607. n.d.. https://collections.library.yale.edu/catalog/2067473.

APA, 6th edition

Pound, Ezra, 1885-1972. (["Box 82, folder 3607"])(n.d.)[(Sketches) 20 p. of music]. https://collections.library.yale.edu/catalog/2067473.