王云. (2012). 从谷底到山巅: Roads of top sales. 印刷工业出版社.
Chicago Style (17th ed.) Citation王云. 从谷底到山巅: Roads of Top Sales. 印刷工业出版社, 2012.
MLA (8th ed.) Citation王云. 从谷底到山巅: Roads of Top Sales. 印刷工业出版社, 2012.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.