Sijtsma, Klaas <br/><br/>
Introduction to nonparametric item response theory / 
Klaas Sijtsma, Ivo W. Molenaar 
 -  Sage Publications  2002 
<br/><br/>16155 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nonparametric statistics<br/>Item response theory - Statistical methods
<br/><br/><label>LC Class. No.: </label>QA278.8  / Sij