Zimmermann, H J <br/><br/>
Fuzzy set theory and its appliations/  2nd ed. 

 - New Delhi  Allied  1991 
 - xx, 399p 
<br/><br/><label>ISBN: </label>8170235251 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics  Fuzzy system 
<br/><br/><label>Dewey Class. No.: </label>510.5/.6  / ZIM