An Introduction to Fuzzy Logic and Fuzzy Sets/ 
Buckley, James J. 
 - New York:  Physica-Verlag,  2002. 
 - x, 284p. 
<br/><br/><label>ISBN: </label>9788181287878 
<br/><br/><label>Dewey Class. No.: </label>511.313  / BUC/I