Zimmermann,H.J. <br/><br/>
Fuzzy set theory and its applications / 
Zimmermann,H.J. 
 - 2nd rev.ed. 
 - New Delhi:  allied,  1991. 
 - xx,399p;26cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8170235251 
<br/><br/><label>Dewey Class. No.: </label>511.322 ZIM