Ziglar, Zig. <br/><br/>
Top performance :  how to develop excellence in yourself and others / 
Zig Ziglar. 
 - Nairobi :  WordAlive,  2003. 
 - 233  p. 
<br/><br/><label>ISBN: </label>9966805680 :  KES 790 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Executive ability.<br/>Employee motivation.<br/>Performance.