Pidgeon Douglas <br/><br/>
Introduction to educational measurement 

 - London, UK  Routledge and Kegan Paul  1968 
 - viii,116p. 
<br/><br/><label>ISBN: </label>0-7100-6246-X 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational - Test and Measurement