McCombs, M. E., & Valenzuela, S. (2021). Setting the agenda : the news media and public opinion / Maxwell McCombs, Sebastián Valenzuela: The news media and public opinion (Third edition.). Polity.
Chicago Style (17th ed.) CitationMcCombs, Maxwell E., and Sebastián Valenzuela. Setting the Agenda : The News Media and Public Opinion / Maxwell McCombs, Sebastián Valenzuela: The News Media and Public Opinion. Third edition. Cambridge, UK ; Medford, MA, USA: Polity, 2021.
MLA (9th ed.) CitationMcCombs, Maxwell E., and Sebastián Valenzuela. Setting the Agenda : The News Media and Public Opinion / Maxwell McCombs, Sebastián Valenzuela: The News Media and Public Opinion. Third edition. Polity, 2021.
Warning: These citations may not always be 100% accurate.