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 Style (17th ed.) Citation赫布·科恩 i 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.
Cita MLA赫布·科恩 i 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.
Atenció: Aquestes cites poden no estar 100% correctes.