Jackson, P., & Center, A. H. (1995). Public relations practices: Managerial case studies and problems (Fifth edition.). Prentice-Hall.
Dyfyniad Arddull ChicagoJackson, Patrick, and Allen H. Center. Public Relations Practices: Managerial Case Studies and Problems. Fifth edition. Englewood Cliffs, New Jersey: Prentice-Hall, 1995.
Dyfyniad MLAJackson, Patrick, and Allen H. Center. Public Relations Practices: Managerial Case Studies and Problems. Fifth edition. Prentice-Hall, 1995.
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