H. D. (Hilda Doolittle)
MLA
Williams, William Carlos, 1883-1963. H. D. (Hilda Doolittle). Box 5, folder 173. 1907-1909. https://collections.library.yale.edu/catalog/10722987.
APA, 6th edition
Williams, William Carlos, 1883-1963. (["Box 5, folder 173"])(1907-1909)[H. D. (Hilda Doolittle)]. https://collections.library.yale.edu/catalog/10722987.