Karlins, M., & Abelson, H. I. (1970). Persuasion: How opinions and attitudes are changed (2nd ed.). Springer Pub.
Lua i Stíl Chicago (17ú heag.)Karlins, Marvin, agus Herbert Irving Abelson. Persuasion: How Opinions and Attitudes Are Changed. 2nd ed. New York: Springer Pub, 1970.
Lua MLA (9ú heag.)Karlins, Marvin, agus Herbert Irving Abelson. Persuasion: How Opinions and Attitudes Are Changed. 2nd ed. Springer Pub, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.