Irwin, Will
MLA
Irwin, Will, 1873-1948. Irwin, Will. Box 2. 1905-1907 August. https://collections.library.yale.edu/catalog/17216880.
APA, 6th edition
Irwin, Will, 1873-1948. (["Box 2"])(1905-1907 August)[Irwin, Will]. https://collections.library.yale.edu/catalog/17216880.