Newport, Cal <br/><br/>
Deep work / 
Cal Newport 
 - London:  Piatkus;   2016. 
 - 296 p .  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Self-development and Motivation 
<br/><br/><label>Dewey Class. No.: </label>158.5  / NEW 2016