Fenton, John <br/><br/>
Cómo vender en un mercado competido 
John Fenton ; traducción, Adriana de Hassan. 
 - Colombia  Editorial Norma  c1986. 
 - xiv, 330 p.  ill.,  24 cm. 
<br/><br/> Translation of: How to sell against competition.  Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales management