Swanson, D. L., & Nimmo, D. D. (1990). New directions in political communication: A resource book. Sage.
Cita Chicago Style (17a ed.)Swanson, David L., y Dan D. Nimmo. New Directions in Political Communication: A Resource Book. Newbury Park (California): Sage, 1990.
Cita MLA (9a ed.)Swanson, David L., y Dan D. Nimmo. New Directions in Political Communication: A Resource Book. Sage, 1990.
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