Downs, R. B., & McCoy, R. E. (1984). The First freedom today: Critical issues relating to censorship and intellectual freedom. American Library Association.
Cita Chicago (17th ed.)Downs, Robert Bingham, i Ralph E. McCoy. The First Freedom Today: Critical Issues Relating to Censorship and Intellectual Freedom. Chicago: American Library Association, 1984.
Cita MLA (9th ed.)Downs, Robert Bingham, i Ralph E. McCoy. The First Freedom Today: Critical Issues Relating to Censorship and Intellectual Freedom. American Library Association, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.