Theaker, A. (2012). The Public Relations Handbook (4th ed.). Routledge.
Chicago Stili AlıntıTheaker, Alison. The Public Relations Handbook. 4th ed. New York: Routledge, 2012.
MLA AlıntıTheaker, Alison. The Public Relations Handbook. 4th ed. Routledge, 2012.
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