APA (7th ed.) Citation

Stone, D., Heen, S., & Patton, B. (2010). Difficult conversations: How to discuss what matters most (Tenth Anniversary edition, [2nd ed.].). Penguin Books.

Chicago Style (17th ed.) Citation

Stone, Douglas, Sheila Heen, and Bruce Patton. Difficult Conversations: How to Discuss What Matters Most. Tenth Anniversary edition, [2nd ed.]. New York: Penguin Books, 2010.

MLA (9th ed.) Citation

Stone, Douglas, et al. Difficult Conversations: How to Discuss What Matters Most. Tenth Anniversary edition, [2nd ed.]. Penguin Books, 2010.