Jefkins, F. (1993). Planned press and public relations (Third ed.). London: Blackie Academic & Professional.
Chicago Stili AlıntıJefkins, Frank. Planned Press and Public Relations. Third ed. London: Blackie Academic & Professional, 1993.
MLA AlıntıJefkins, Frank. Planned Press and Public Relations. Third ed. London: Blackie Academic & Professional, 1993.
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