APA (7th ed.) Citation

Bishop, S. (2006). Develop your assertiveness (Rev. 2nd ed.). Kogan Page.

Chicago Style (17th ed.) Citation

Bishop, Sue. Develop Your Assertiveness. Rev. 2nd ed. London: Kogan Page, 2006.

MLA (9th ed.) Citation

Bishop, Sue. Develop Your Assertiveness. Rev. 2nd ed. Kogan Page, 2006.