Hiebert, R. (1988). Impact of mass media (2nd.). Longman.
Chicago Style aipamenaHiebert, R. Impact of Mass Media. 2nd. New York: Longman, 1988.
MLA aipamenaHiebert, R. Impact of Mass Media. 2nd. Longman, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.