Cite

"Pictures from Brueghel", typescript with corrections

MLA

Williams, William Carlos, 1883-1963. "Pictures from Brueghel", typescript with corrections. Box 54, folder 1235. 1962. https://collections.library.yale.edu/catalog/2003526.

APA, 6th edition

Williams, William Carlos, 1883-1963. (["Box 54, folder 1235"])(1962)["Pictures from Brueghel", typescript with corrections]. https://collections.library.yale.edu/catalog/2003526.