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.
Chicago (17e ed.) Bronvermelding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.
MLA (8e ed.) Bronvermelding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.
Let op: Deze citaties zijn niet altijd 100% accuraat.