Lord, Frederic M <br/><br/>
Applications of item response theory to practical testing problems 

 - 1st ed 
 - Hillsdale, N.J:  L. Erlbaum Associates,  1980 
 - xiii, 274 p. : ill. ; 24 cm 
<br/><br/><label>ISBN: </label>9780898590067 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Examinations
<br/><br/><label>Dewey Class. No.: </label>371.26 LOR