Ballard, Philip Boswood <br/><br/>
Group tests of intelligence 

 - London  Hodder and Stoughton  1927 
 - x, 252  Hb  Dimaged copy 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>153.933