Petty, R. E., & Cacioppo, J. T. (1996). Attitudes and persuasion: Classic and contemporary approaches. Westview Press.
Chicago-viite (17. p.)Petty, Richard E., ja John T. Cacioppo. Attitudes and Persuasion: Classic and Contemporary Approaches. Boulder (Colo.): Westview Press, 1996.
MLA-viite (8. p.)Petty, Richard E., ja John T. Cacioppo. Attitudes and Persuasion: Classic and Contemporary Approaches. Westview Press, 1996.
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