MLA

H. D. (Hilda Doolittle), 1886-1961. Bhaduri, Alexander. Box 2, folder 69. 1960. https://collections.library.yale.edu/catalog/17064187.

APA, 6th edition

H. D. (Hilda Doolittle), 1886-1961. (["Box 2, folder 69"])(1960)[Bhaduri, Alexander]. https://collections.library.yale.edu/catalog/17064187.