Cite

Includes Williams postcard

MLA

Williams, William Carlos, 1883-1963. Includes Williams postcard. Box 70, folder 1457. 1928-1962. https://collections.library.yale.edu/catalog/2053273.

APA, 6th edition

Williams, William Carlos, 1883-1963. (["Box 70, folder 1457"])(1928-1962)[Includes Williams postcard]. https://collections.library.yale.edu/catalog/2053273.