Stone Douglas, Heen, S., & Patton Bruce. (1999). Difficult conversations: How to discuss what matters most. Penguin Books.
Chicagoスタイル(17版)引用形式Stone Douglas, Sheila Heen, , Patton Bruce. Difficult Conversations: How to Discuss What Matters Most. New York: Penguin Books, 1999.
MLA(9版)引用形式Stone Douglas, et al. Difficult Conversations: How to Discuss What Matters Most. Penguin Books, 1999.
警告: この引用は必ずしも正確ではありません.