H. D., 1933 April
MLA
H. D. (Hilda Doolittle), 1886-1961. H. D., 1933 April. Box 14, folder 558. 1933 April. https://collections.library.yale.edu/catalog/32408573.
APA, 6th edition
H. D. (Hilda Doolittle), 1886-1961. (["Box 14, folder 558"])(1933 April)[H. D., 1933 April]. https://collections.library.yale.edu/catalog/32408573.