Black, S. (2001). Practice of public relations (4th ed.). Butterworth-Heinemann.
Chicago Style (17th ed.) CitationBlack, Sam. Practice of Public Relations. 4th ed. Boston, [etc.]: Butterworth-Heinemann, 2001.
MLA (9th ed.) CitationBlack, Sam. Practice of Public Relations. 4th ed. Butterworth-Heinemann, 2001.
Warning: These citations may not always be 100% accurate.