Devellis, Robert F. <br/><br/>
Scale Development   Theory and Applications  

 - 4th ed. 
 - Los Angeles   Sage  2017 
 - xvii, 262p. 
<br/><br/><label>ISBN: </label>1506341569 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scaling --Social sciences
<br/><br/><label>LC Class. No.: </label>H61.27  / .D48 2017 c.1