王晗. (2007). 销售回款实战教练: Practical coaching for accounts receivable. 北京邮电大学出版社.
Dyfyniad Arddull Chicago王晗. 销售回款实战教练: Practical Coaching for Accounts Receivable. 北京邮电大学出版社, 2007.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.