Pennycuick, David <br/><br/>
The impact of graded tests / 
David Pennycuick and Roger Murphy. 
 - London:   Falmer Press,   1988.  
 - 187 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliography and index. 
<br/><br/><label>ISBN: </label>1850002770 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational tests and measurements--Great Britain
<br/><br/><label>Dewey Class. No.: </label>373.12