Liebert, R. M. (1982). The early window: Effects of television on children and youth (2nd ed.). Pergamon Press.
Chicago Style aipamenaLiebert, Robert M. The Early Window: Effects of Television on Children and Youth. 2nd ed. New York: Pergamon Press, 1982.
MLA aipamenaLiebert, Robert M. The Early Window: Effects of Television on Children and Youth. 2nd ed. Pergamon Press, 1982.
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