MLA

Hughes, Langston, 1902-1967. Bonds, Margaret. Box 43. circa 1920-1993. https://collections.library.yale.edu/catalog/2003728.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 43"])(circa 1920-1993)[Bonds, Margaret]. https://collections.library.yale.edu/catalog/2003728.