MLA

H. D. (Hilda Doolittle), 1886-1961. "Sagesse," typescript. Box 34, folder 889. 1957. https://collections.library.yale.edu/catalog/17064230.

APA, 6th edition

H. D. (Hilda Doolittle), 1886-1961. (["Box 34, folder 889"])(1957)["Sagesse," typescript]. https://collections.library.yale.edu/catalog/17064230.