Professional selling :  a trust-based approach / 
Thomas N. Ingram ... [et al.] 
 - 4th ed. 
 - Mason, OH :  Thomson/South-Western,  c2008 
 - xviii, 432 p. :  ill., maps ;  28 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>032453809X (pbk.) 9780324538090 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling