McCombs, M. E., Becker, L. B., & Shaw, D. L. (1977). The emergence of American political issues: The agenda-setting function of the press. West Publishing.
Cita Chicago Style (17a ed.)McCombs, Maxwell E., Lee B. Becker, y Donald Lewis Shaw. The Emergence of American Political Issues: The Agenda-setting Function of the Press. St. Paul [etc.]: West Publishing, 1977.
Cita MLA (9a ed.)McCombs, Maxwell E., et al. The Emergence of American Political Issues: The Agenda-setting Function of the Press. West Publishing, 1977.
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