Magnusson, David <br/><br/>
Test theory 

 - London  ; Addison- Wesley Publishing  , 1966 
 - x,270p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intelligence Tests<br/>Psychology<br/>Test Theory
<br/><br/><label>Dewey Class. No.: </label>153.93  / MAG