MLA

McCandless, Stanley R. (Stanley Russell), 1897-. Syllabi, writings, bibliography. Box 1. 1920-1970. https://collections.library.yale.edu/catalog/10020787.

APA, 6th edition

McCandless, Stanley R. (Stanley Russell), 1897-. (["Box 1"])(1920-1970)[Syllabi, writings, bibliography]. https://collections.library.yale.edu/catalog/10020787.