Gordon Hullfish, H. <br/><br/>
Aspects of thorndike´s psychology in their relation to educational theory and practice   
  

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 - Columbus  1926 
 - v, 113 p.   
 -   .
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<br/><br/><label>ISBN: </label>,  ,   
<br/><br/><label>Universal Decimal Class. No.: </label>