MLA

Barrie, J. M. (James Matthew), 1860-1937. "Our Dramatic Club". Box 56, folder 1152. 1878. https://collections.library.yale.edu/catalog/17328115.

APA, 6th edition

Barrie, J. M. (James Matthew), 1860-1937. (["Box 56, folder 1152"])(1878)["Our Dramatic Club"]. https://collections.library.yale.edu/catalog/17328115.