赫布·科恩 & 谷丹. (2011). 谈判无处不在: You can negotiate anything : how to get what you want. 广东人民出版社.
Chicago (17e ed.) Bronvermelding赫布·科恩 en 谷丹. 谈判无处不在: You Can Negotiate Anything : How to Get What You Want. 广东人民出版社, 2011.
MLA (8e ed.) Bronvermelding赫布·科恩 en 谷丹. 谈判无处不在: You Can Negotiate Anything : How to Get What You Want. 广东人民出版社, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.