Biagi, S. (2010). Media/impact: An introduction to mass media (9th ed.). Wadsworth Cengage Learning.
Cita Chicago (17th ed.)Biagi, Shirley. Media/impact: An Introduction to Mass Media. 9th ed. Boston: Wadsworth Cengage Learning, 2010.
Cita MLA (9th ed.)Biagi, Shirley. Media/impact: An Introduction to Mass Media. 9th ed. Wadsworth Cengage Learning, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.