APA-referens (7:e uppl.)

Stone, D. (2010). Difficult conversations: How to discuss what matters most (Tenth anniversary edition, Second edition.). Penguin Books.

Chicago-referens (17:e uppl.)

Stone, Douglas. Difficult Conversations: How to Discuss What Matters Most. Tenth anniversary edition, Second edition. New York: Penguin Books, 2010.

MLA-referens (8:e uppl.)

Stone, Douglas. Difficult Conversations: How to Discuss What Matters Most. Tenth anniversary edition, Second edition. Penguin Books, 2010.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.