Group Decision Making under Multiple Criteria/  methods and applications 
Hwang,Ching-Lai 
 - 1987 
 - New York:  Springer,  1996. 
 - 400 
<br/><br/><label>ISBN: </label>3540171770 
<br/><br/><label>Dewey Class. No.: </label>510  / HWA/G