Petty, R. E., & Cacioppo, J. T. (1981). Attitudes and persuasion: Classic and contemporary approaches. W.C. Brown.
Cita Chicago Style (17a ed.)Petty, Richard E., y John T. Cacioppo. Attitudes and Persuasion: Classic and Contemporary Approaches. Dubuque: W.C. Brown, 1981.
Cita MLA (9a ed.)Petty, Richard E., y John T. Cacioppo. Attitudes and Persuasion: Classic and Contemporary Approaches. W.C. Brown, 1981.
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