Ernest, John W. <br/><br/>
Técnicas básicas de ventas. 
Editor consultor Eugene L. Dorr, [Tr. de María Antonia Esteve de Baralt] 
 - México  McGraw  c1973. 
 - 124 p.  illus. 
 - Serie Dorr .
<br/><br/> Translation of Basic salesmanship. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Salesmen and salesmanship