John Winkler <br/><br/>
Winning sales and marketing tactics. 
John Winkler 
 - 1st. 
 - Oxford  Butterworth-Heinemann  1991 
<br/><br/><label>ISBN: </label>9780750600545 
<br/><br/><label>Dewey Class. No.: </label>658.8  / 3596