Cutlip, S. M., & Center, A. H. (1960). Effective public relations (2nd ed.). Englewood Cliffs, N.J: Prentice-Hall.
Παραπομπή Chicago StyleCutlip, Scott M., and Allen H. Center. Effective Public Relations. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1960.
Παραπομπή MLACutlip, Scott M., and Allen H. Center. Effective Public Relations. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1960.
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