Semetko, H. A., & Scammell, M. (2012). The sage handbook of political communication (1a. ed.). Sage.

Semetko, Holli A., and Margaret Scammell. The Sage Handbook of Political Communication. 1a. ed. Londres: Sage, 2012.

Semetko, Holli A., and Margaret Scammell. The Sage Handbook of Political Communication. 1a. ed. Sage, 2012.