APA način citiranja (7. izdanje)

Stone Douglas, Heen, S., & Patton Bruce. (1999). Difficult conversations: How to discuss what matters most. Penguin Books.

Čikaški stil citiranja (17. izdanje)

Stone Douglas, Sheila Heen, i Patton Bruce. Difficult Conversations: How to Discuss What Matters Most. New York: Penguin Books, 1999.

MLA način citiranja (9. izdanje)

Stone Douglas, et al. Difficult Conversations: How to Discuss What Matters Most. Penguin Books, 1999.