MLA

Wilder, Thornton, 1897-1975. "Final Shooting Script". Box 81, folder 2094. 1940 Jan 9. https://collections.library.yale.edu/catalog/17056670.

APA, 6th edition

Wilder, Thornton, 1897-1975. (["Box 81, folder 2094"])(1940 Jan 9)["Final Shooting Script"]. https://collections.library.yale.edu/catalog/17056670.