SHAMIM, M. IBRAHIM <br/><br/>
Effect of reward and punishment on school learning 
SHAMIM, M. IBRAHIM 
 - Lahore  Caxton Book House  1951 
 - 135 pages 
<br/><br/><br/>In English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>REWARDS
<br/><br/><label>Dewey Class. No.: </label>DGI,158  1951