Marks, Ronald B., 1944- <br/><br/>
Personal selling :    an interactive approach / 
Ronald B. Marks. 
 - 5th ed. 
 - Boston :    Allyn and Bacon,    1994. 
 - 575 p. :   ill. ;    26 cm. 
<br/><br/><label>ISBN: </label>0205154042 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling Selling -- Psychological aspects Selling --Vocational guidance.