APA (7th ed.) Citation

Lundin, Dobson, M. S., & Lundin, K.. (2009). Working with difficult people (2nd ed.). AMACOM.

Chicago Style (17th ed.) Citation

Lundin, Michael Singer Dobson, and Kathleen Lundin. Working with Difficult People. 2nd ed. New York: AMACOM, 2009.

MLA (9th ed.) Citation

Lundin, et al. Working with Difficult People. 2nd ed. AMACOM, 2009.