MLA

Toomer, Jean, 1894-1967. The Crisis. Box 1, folder 37. 1922-32. https://collections.library.yale.edu/catalog/2002835.

APA, 6th edition

Toomer, Jean, 1894-1967. (["Box 1, folder 37"])(1922-32)[The Crisis]. https://collections.library.yale.edu/catalog/2002835.