(-For Dummies) Tom Hopkins-Selling for Dummies-IDG Books Worldwide (1995) (1)
Effective Presentation Skills-Khartoum.pdf
Chap007 - Selling
Chap008 - Selling
Chap009 - Selling
Chap011 - Selling
Chap012 - Selling
5chapter5 Communication 111109185638 Phpapp01