DeVellis, Robert F. <br/><br/>
Scale development :  theory and applications / 
by Robert F. DeVellis. 
 - Thousand Oaks, Calif. :  Sage Publications, Inc.,  2003. 
 - viii, 171 p. : 
<br/><br/><label>ISBN: </label>CSRD2358 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scaling (Social sciences)
<br/><br/><label>Dewey Class. No.: </label>300.72  / Sc,2