Lord, Frederick M. <br/><br/>
Applications of item response theory to practical testing problems / 
Frederic M. Lord. 
 - Hillsdale :  Lawrence Erlbaum Associates,  1980. 
 - xiii, 274 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Examinations.<br/>Examinations--Evaluation.
<br/><br/><label>Dewey Class. No.: </label>371.26 LOR