APA (7th ed.) Citation

O'BRIEN. (1992). Positive management: Assertiveness for managers. Nicholas Brealey Pub.

Chicago Style (17th ed.) Citation

O'BRIEN. Positive Management: Assertiveness for Managers. London: Nicholas Brealey Pub, 1992.

MLA (9th ed.) Citation

O'BRIEN. Positive Management: Assertiveness for Managers. Nicholas Brealey Pub, 1992.

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