Hiebert, R. E. (1987). Impact of mass media: Current issues (2nd ed.). Longman.
Chicago Style aipamenaHiebert, Ray Eldon. Impact of Mass Media: Current Issues. 2nd ed. New York: Longman, 1987.
MLA aipamenaHiebert, Ray Eldon. Impact of Mass Media: Current Issues. 2nd ed. Longman, 1987.
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