MLA

Pound, Ezra, 1885-1972. Corrected setting typescripts for Cantos XII-XVI, with cover. Box 241, folder 62. [1925]. https://collections.library.yale.edu/catalog/17122888.

APA, 6th edition

Pound, Ezra, 1885-1972. (["Box 241, folder 62"])([1925])[Corrected setting typescripts for Cantos XII-XVI, with cover]. https://collections.library.yale.edu/catalog/17122888.