Gunter, J. NFE-TV-television and nonformal education. s.n.
Cita Chicago (17th ed.)Gunter, Jock. NFE-TV-television and Nonformal Education. s.l: s.n.
Cita MLA (9th ed.)Gunter, Jock. NFE-TV-television and Nonformal Education. s.n.
Atenció: Aquestes cites poden no estar 100% correctes.