Lewicki, Roy J. <br/><br/>
Essentials of negotiation/ 
by Roy J. Lewicki, Bruce Barry and David M. Saunders. 
 - 4th edition  
 - New York  McGraw Hill   c2007 
 - xiii,294p.:  ill. 
<br/><br/> Include index  
<br/><br/><label>ISBN: </label>9780071254274 0071254277 
<br/><br/><label>Dewey Class. No.: </label>658.45