MLA

Cohen, Felix S., 1907-1953. Indian citizenship. Box 2, folder 25-28. 1943-45, n.d.. https://collections.library.yale.edu/catalog/17147612.

APA, 6th edition

Cohen, Felix S., 1907-1953. (["Box 2, folder 25-28"])(1943-45, n.d.)[Indian citizenship]. https://collections.library.yale.edu/catalog/17147612.