"A Statement from Hollywood" [by the Hollywood Ten, blacklisted writers]
MLA
Hughes, Langston, 1902-1967. "A Statement from Hollywood" [by the Hollywood Ten, blacklisted writers]. Box 516, folder 12862. n.d.. https://collections.library.yale.edu/catalog/17034201.
APA, 6th edition
Hughes, Langston, 1902-1967. (["Box 516, folder 12862"])(n.d.)["A Statement from Hollywood" [by the Hollywood Ten, blacklisted writers]]. https://collections.library.yale.edu/catalog/17034201.