MLA

Hughes, Langston, 1902-1967. Blodgett, Thomas. Box 2 (Oversize), folder 17. 1893-1954. https://collections.library.yale.edu/catalog/16195306.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 2 (Oversize), folder 17"])(1893-1954)[Blodgett, Thomas]. https://collections.library.yale.edu/catalog/16195306.