Jefkins, F. (1986). Planned press and public relations (2.). Blackie.
Chicago Edition CitationJefkins, Frank. Planned Press and Public Relations. 2. London: Blackie, 1986.
Cita MLAJefkins, Frank. Planned Press and Public Relations. 2. Blackie, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.