MLA

Barrie, J. M. (James Matthew), 1860-1937. Notebook 14. Box 23, folder 736. 1892. https://collections.library.yale.edu/catalog/17462845.

APA, 6th edition

Barrie, J. M. (James Matthew), 1860-1937. (["Box 23, folder 736"])(1892)[Notebook 14]. https://collections.library.yale.edu/catalog/17462845.