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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (8ú heag.)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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.