MLA

Hughes, Langston, 1902-1967. Bolling, Leslie Garland. Box 2 (Oversize), folder 18. 1893-1954. https://collections.library.yale.edu/catalog/16195307.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 2 (Oversize), folder 18"])(1893-1954)[Bolling, Leslie Garland]. https://collections.library.yale.edu/catalog/16195307.