Devellis, Robert F <br/><br/>
Scale development  theory and applications 
Robert F DeVellis 
 - 4th ed 
 - New Delhi  Sage  2016 
 - 262 p    23 cm 
 - Applied social research methods series  26 .
<br/><br/><label>ISBN: </label>9781506341569 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scaling (social sciences)<br/>Research methology
<br/><br/><label>Dewey Class. No.: </label>300.72  / DEV