Cita APA (7a ed.)

Stone, D., Patton, B., Heen, S., & Fisher, R. (2010). Difficult conversations: How to discuss what matters most ([10th anniversary ed.].). Penguin Books.

Cita Chicago Style (17a ed.)

Stone, Douglas, Bruce Patton, Sheila Heen, y Roger Fisher. Difficult Conversations: How to Discuss What Matters Most. [10th anniversary ed.]. New York: Penguin Books, 2010.

Cita MLA (9a ed.)

Stone, Douglas, et al. Difficult Conversations: How to Discuss What Matters Most. [10th anniversary ed.]. Penguin Books, 2010.