Cita APA (7th ed.)
Bradford, R., & Tracy, S. C. (2008). John Henry: Roark Bradford's novel and play. Oxford University Press.
Cita Chicago (17th ed.)
Bradford, Roark, i Steven C. Tracy. John Henry: Roark Bradford's Novel and Play. Oxford: Oxford University Press, 2008.
Cita MLA (9th ed.)
Bradford, Roark, i Steven C. Tracy. John Henry: Roark Bradford's Novel and Play. Oxford University Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.