Know yourself, know your customer : the Success Insights method for superior sales competency /
John A. Butler & Frank M. Scheelen.
- Dublin : Oak Tree Press, c2002.
- 274 p. : ill. ; 24 cm.
Includes index.
9781860762390 (pbk.) : No price 1860762395(pbk.) : No price
Selling. Small businesses & self-employed Customer services