MLA

Barrie, J. M. (James Matthew), 1860-1937. Autograph manuscript, Act III, scenes 2 and 4. Box 42, folder 913. 1904–1905. https://collections.library.yale.edu/catalog/32313736.

APA, 6th edition

Barrie, J. M. (James Matthew), 1860-1937. (["Box 42, folder 913"])(1904–1905)[Autograph manuscript, Act III, scenes 2 and 4]. https://collections.library.yale.edu/catalog/32313736.