Thorndike Edward L  <br/><br/>
Mental work and fatigue and individual differences and their causes / 
Edward L Thorndike 
 - New York :  Teachers' College, Columbia University,  1921 
 - 408 p. ;  24 cm. 
<br/><br/> Include index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology
<br/><br/><label>Dewey Class. No.: </label>370.15  / THM 1921