APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (8वां संस्करण) प्रशस्ति पत्र

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

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.