Gage, Nathaniel Lees  1912 <br/><br/>
Educational psychology 

 - 3a. ed. 
 - London :   Houghton,   1984. 
 - xi v, 809 p. :   ilus, tots ;   22 cm. 
<br/><br/><label>ISBN: </label>0395327628 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PSICOLOGIA DEL APRENDIZAJE
<br/><br/><label>Universal Decimal Class. No.: </label>159.923