Marks, Ronald B., 1944-, <br/><br/>
Personal selling:  an interactive approach/ 
Ronald B. Marks. 
 - 3rd edition. 
 - Boston:  Allyn and Bacon Inc.,  1988. 
 - 607 pages :   illustrations ;   24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0205110878 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling..<br/>Selling--Psychological aspects<br/>Selling--Vocational guidance.