APA (7th ed.) Citation

Black, S. (1993). The essentials of public relations. Kogan Page Ltd.

Chicago Style (17th ed.) Citation

Black, Sam. The Essentials of Public Relations. London: Kogan Page Ltd, 1993.

MLA (8th ed.) Citation

Black, Sam. The Essentials of Public Relations. Kogan Page Ltd, 1993.

Warning: These citations may not always be 100% accurate.