MLA

H. D. (Hilda Doolittle), 1886-1961. Third draft, typescript. Box 37, folder 971. 1924-48. https://collections.library.yale.edu/catalog/17064253.

APA, 6th edition

H. D. (Hilda Doolittle), 1886-1961. (["Box 37, folder 971"])(1924-48)[Third draft, typescript]. https://collections.library.yale.edu/catalog/17064253.