McDonald, Malcolm <br/><br/>
Effective industrial selling / 
Malcolm H. B. McDonald with John W. Leppard 
 - Oxford :  Heinemann Professional,  1988 
 - 236 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0434912646 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling