Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.