Ballard, Philip Boswood, <br/><br/>
Group tests of intelligence, 
by Philip Boswood Ballard. 
 - London,  New York [etc.]  Hodder and Stoughton, ltd.  [1922] 
 - x, 252 p.  illus., tables, diagrs.  19 cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE<br/>Psychological tests.
<br/><br/><label>Dewey Class. No.: </label>153.93  / BAL