Christenson, R. M., & McWilliams, R. O. (1962). Voice of the people: Readings in public opinion and propaganda. McGraw-Hill Company.
Cita Chicago (17th ed.)Christenson, Reo M., i Robert O. McWilliams. Voice of the People: Readings in Public Opinion and Propaganda. New York [u.a.]: McGraw-Hill Company, 1962.
Cita MLA (8th ed.)Christenson, Reo M., i Robert O. McWilliams. Voice of the People: Readings in Public Opinion and Propaganda. McGraw-Hill Company, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.