Fuzzy sets in psychology / 
edited by Tamas Zetenyi. 
 - Amsterdam :  North-Holland Publishing Company,  1988. 
 - 470 p. :  ill. ;  23  cm. 
 - Advances in psychology ;  56 .
 - Advances in psychology ;  56. .
<br/><br/><label>ISBN: </label>044470504X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Mathematical models.<br/>Fuzzy sets.<br/>Psychometrics.