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.
Dyfyniad Arddull Chicago赫布·科恩 and 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.
Dyfyniad MLA赫布·科恩 and 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.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.