APA (7th ed.) Citation

Black. (1970). Practical public relations (3rd ed.). Pitman.

Chicago Style (17th ed.) Citation

Black. Practical Public Relations. 3rd ed. London: Pitman, 1970.

MLA (8th ed.) Citation

Black. Practical Public Relations. 3rd ed. Pitman, 1970.

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