MLA

H. D. (Hilda Doolittle), 1886-1961. Third draft, typescript. Box 44, folder 1127. 1919. https://collections.library.yale.edu/catalog/10000460.

APA, 6th edition

H. D. (Hilda Doolittle), 1886-1961. (["Box 44, folder 1127"])(1919)[Third draft, typescript]. https://collections.library.yale.edu/catalog/10000460.