MLA

Barrie, J. M. (James Matthew), 1860-1937. Martin-Harvey, John. Box 12, folder 354. 1924–1936. https://collections.library.yale.edu/catalog/32312387.

APA, 6th edition

Barrie, J. M. (James Matthew), 1860-1937. (["Box 12, folder 354"])(1924–1936)[Martin-Harvey, John]. https://collections.library.yale.edu/catalog/32312387.