Kogan Page & Oxley, H. (1989). The principles of public relations (rev. ed.). Kogan Page.
Chicago Style (17th ed.) CitationKogan Page and Harold Oxley. The Principles of Public Relations. rev. ed. London: Kogan Page, 1989.
MLA (8th ed.) CitationKogan Page and Harold Oxley. The Principles of Public Relations. rev. ed. Kogan Page, 1989.
Warning: These citations may not always be 100% accurate.