"Wingbeat," typescript
MLA
H. D. (Hilda Doolittle), 1886-1961. "Wingbeat," typescript. Box 43, folder 1102. n.d.. https://collections.library.yale.edu/catalog/10187216.
APA, 6th edition
H. D. (Hilda Doolittle), 1886-1961. (["Box 43, folder 1102"])(n.d.)["Wingbeat," typescript]. https://collections.library.yale.edu/catalog/10187216.