Cite

"Note on The Book of Prosody"

MLA

Williams, William Carlos, 1883-1963. "Note on The Book of Prosody". Box 43, folder 1091. before 1950. https://collections.library.yale.edu/catalog/17049584.

APA, 6th edition

Williams, William Carlos, 1883-1963. (["Box 43, folder 1091"])(before 1950)["Note on The Book of Prosody"]. https://collections.library.yale.edu/catalog/17049584.