Roberts, D. F., & Schramm, W. (1974). The process and effects of mass communication (Revised ed.). University of Illinois Press.
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Chicago-čujuhus (17. p.)
Roberts, Donald F., juo Wilbur Schramm. The Process and Effects of Mass Communication. Revised ed. Urbana, Chicago: University of Illinois Press, 1974.
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MLA-čujuhus (9. p.)
Roberts, Donald F., juo Wilbur Schramm. The Process and Effects of Mass Communication. Revised ed. University of Illinois Press, 1974.
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