Vernon, Philip Ewart. <br/><br/>
The measurement of abilities / 
[by] Philip E. Vernon. 
 - London :  University of London Press,   1949. 
 - 308 p. ;  22 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ability--Testing.<br/>Examinations
<br/><br/><label>LC Class. No.: </label>SPE 5019 
<br/><br/><label>Dewey Class. No.: </label>371.2/6