Cite

Stein, Harold

MLA

Lewis, Sinclair, 1885-1951. Stein, Harold. Box 54, folder 760. undated. https://collections.library.yale.edu/catalog/2054649.

APA, 6th edition

Lewis, Sinclair, 1885-1951. (["Box 54, folder 760"])(undated)[Stein, Harold]. https://collections.library.yale.edu/catalog/2054649.