Black, S. (1995). The practice of public relations (4th ed.). Butterworth-Heinemann.
Chicago Style (17. basım) AtıfBlack, Sam. The Practice of Public Relations. 4th ed. Oxford ; Boston: Butterworth-Heinemann, 1995.
MLA (9th ed.) AtıfBlack, Sam. The Practice of Public Relations. 4th ed. Butterworth-Heinemann, 1995.
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