MLA

Schwartz, Delmore, 1913-1966. Notes and drafts of writings. Box 8, folder 440-479. circa 1942-1966. https://collections.library.yale.edu/catalog/2064468.

APA, 6th edition

Schwartz, Delmore, 1913-1966. (["Box 8, folder 440-479"])(circa 1942-1966)[Notes and drafts of writings]. https://collections.library.yale.edu/catalog/2064468.