MLA

Knapp, Farwell, 1893-1942. Journal. Box 13, folder 168. 1926 October - 1927 October. https://collections.library.yale.edu/catalog/17451984.

APA, 6th edition

Knapp, Farwell, 1893-1942. (["Box 13, folder 168"])(1926 October - 1927 October)[Journal]. https://collections.library.yale.edu/catalog/17451984.