MLA

Toomer, Jean, 1894-1967. "Certain Quaker Practices": draft fragments. Box 52, folder 1154-55. n.d.. https://collections.library.yale.edu/catalog/16725544.

APA, 6th edition

Toomer, Jean, 1894-1967. (["Box 52, folder 1154-55"])(n.d.)["Certain Quaker Practices": draft fragments]. https://collections.library.yale.edu/catalog/16725544.