MLA

H. D. (Hilda Doolittle), 1886-1961. Notebooks. Box 34, folder 883. 1960. https://collections.library.yale.edu/catalog/17064225.

APA, 6th edition

H. D. (Hilda Doolittle), 1886-1961. (["Box 34, folder 883"])(1960)[Notebooks]. https://collections.library.yale.edu/catalog/17064225.