Fisher Roger 1922 <br/><br/>
Getting Ready To Negotiate The Getting To Yes Workbook Roger Fisher And Danny Ertel 

 -  New York : Penguin Books C1995. 
 - 174 
 - Pennsylvania Studies In Human Rights. .
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0140235310 (Pbk.)