Collins, Jack <br/><br/>
Bekerja lebih pintar bukan lebih keras 
Jack Collins & Michael Le Boeuf 
 - Solo, Indonesia  Dabara Publisher  1993 
 - 322 p. ; 20 cm. 
<br/><br/> Judul asal: work smarter not harder 
<br/><br/><label>ISBN: </label>0731624343  RM30.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Performance<br/>Labor productivity<br/>Planning<br/>Work