Fisher, Roger <br/><br/>
Getting to Yes/  Negotiating Agreement Without Giving In: 

 - London  Hutchinson Business Books  1981 
 - xiii,161p.:  ill.; 
<br/><br/><label>ISBN: </label>0091640717 
<br/><br/><label>LC Class. No.: </label>BF637  / .F53 1981