Leonard, George    <br/><br/>
Membina ketahanan diri /  
Geroge Leonard ...[et.al]; [translated by] Anton Adiwiyoto 
 - Batu Caves, Selangor :  Thinker's Library,   1997.    
 - viii, 120 p.;    23 cm.    
<br/><br/><label>ISBN: </label>9676902551    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivation (Psychology)