Crenshaw, Dave, <br/><br/>
The power of having fun :  how meaningful breaks help you get more done (and feel fantastic!) / 
Dave Crenshaw. 
 - viii, 180 pages :  illustrations ;  21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781523083534  RM77.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time management.<br/>Rest periods.<br/>Pleasure--Psychological aspects.<br/>Performance.<br/>Work.