Lumsden, Robert J.    <br/><br/>
23 langkah menuju kejayaan /  
Robert J. Lumsdenlf(translated by) Zulkifilee Yazid    
 - Batu Caves, Selangor :  Albaz Publishing and Distribution,   1996    
 - 130p.;   22cm.    
 - Siri motivasi    .
<br/><br/><label>ISBN: </label>9839315048    
<br/><br/><label>Subjects--Topical Terms: </label><br/>Achievement motivation   <br/>Motivation (Psychology)