Canfield, Jack,  1944- <br/><br/>
Odaklanmanın gücü / 
Jack Canfield; Mark Victor Hansen; Les Hewitt; translated by Semra Kunt Akbaş. 
 - Ankara:  HBY Yayıncılık,  2003. 
 - 306 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>9753000812 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Success--Psychological aspects
<br/><br/><label>LC Class. No.: </label>BF637.S8