Ury, William. <br/><br/>
Comment dire non :  savoir refuser sans offenser/ 
Wiliam Ury;Traduit de Langlais par paul chemla 
 - Paris:  Nouveaux Horizons;  c2007. 
 - 299 p. :  ill. ;  22 cm. 
<br/><br/> American Window 
<br/><br/>Includes index. 
<br/><br/><br/>Translation from :The power of a positive No :how to say No and still get to Yes /Wiliam Ury. 
<br/><br/><label>ISBN: </label>9782915236705 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Negotiation.
<br/><br/><label>LC Class. No.: </label>BF637.N4  / U795 2007