Hancock, A. A. (1976). Producing for educational mass media. Unesco Press.
Chicago Style aipamenaHancock, Alan A. Producing for Educational Mass Media. Paris: Unesco Press, 1976.
MLA aipamenaHancock, Alan A. Producing for Educational Mass Media. Unesco Press, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.