MLA

Baldwin, James, 1924-1987. Clippings. Box 4, folder 57. 1945, n.d.. https://collections.library.yale.edu/catalog/2040892.

APA, 6th edition

Baldwin, James, 1924-1987. (["Box 4, folder 57"])(1945, n.d.)[Clippings]. https://collections.library.yale.edu/catalog/2040892.