Christakis, Nicholas. <br/><br/>
Connected :  the amazing power of social networks and how they shape our lives / 
Nicholas Christakis and James Fowler. 
 - London :  Harper Press  2009 
 - xiii, 338p. :  ill. (chiefly col.) ;  23cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780007303595 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social networks--Psychological aspects<br/>Social networks<br/>Social networks--Health aspects
<br/><br/><label>Dewey Class. No.: </label>302.3