Getting to yes : negotiating agreement without giving in 
by Roger Fisher and William Ury, with Bruce Patton, editor 
 - 2nd ed 
 - London  Penguin Books  1991 
 - xv, 207 p. ; 20 cm 
<br/><br/><label>ISBN: </label>9781844131464 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Negotiation
<br/><br/><label>Dewey Class. No.: </label>158.5 FIS