Collis, Jack,  <br/><br/>
Bekerjalah lebih bijak bukan lebih kuat 

 - xvi, 307 pages ;   23 cm 
<br/><br/> Judul asal : Work Smarter Not Harder 
<br/><br/><label>ISBN: </label>9676904813 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Success ; Time management ; Self-actualization
<br/><br/><label>Dewey Class. No.: </label>650.1