Osterlind, Steven J. <br/><br/>
Differential item functioning / 
Steven J. Osterlind, Howard T. Everson 
 - 2nd ed. 
 -  Sage Publications  2009 
<br/><br/>25577 
<br/><br/><label>ISBN: </label>9781412954945 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - Statistical methods<br/>Social sciences - Methodology
<br/><br/><label>LC Class. No.: </label>HA  / 29