Clawson, R. A., & Oxley, Z. M. (2017). Public opinion: Democratic ideals, democratic practice (Third Edition.). SAGE.
Citace podle Chicago (17th ed.)Clawson, Rosalee A., a Zoe M. Oxley. Public Opinion: Democratic Ideals, Democratic Practice. Third Edition. Thousand Oaks, California: SAGE, 2017.
Citace podle MLA (9th ed.)Clawson, Rosalee A., a Zoe M. Oxley. Public Opinion: Democratic Ideals, Democratic Practice. Third Edition. SAGE, 2017.
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