沃什伯恩 & 瓦里斯. (2010). 为什么人们不买我的东西: Why people don't buy things. 中华工商联合出版社.
Chicago Style (17th ed.) Citation沃什伯恩 and 瓦里斯. 为什么人们不买我的东西: Why People Don't Buy Things. 中华工商联合出版社, 2010.
MLA (8th ed.) Citation沃什伯恩 and 瓦里斯. 为什么人们不买我的东西: Why People Don't Buy Things. 中华工商联合出版社, 2010.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.