00499cam a2200157 a 4500020002500000040000800025082002600033100001800059245007500077250002600152260006000178300003300238650002700271650002400298700001900322  a9781422161982 (pbk.)  cDLC00a303 HAR 2011 A116 Or.1 aLi, Charlene.10aGroundswell :bwinning in a world transformed by social technologies /  aExpanded and rev. ed.  aBoston, Mass. :bHarvard Business Review Press,cc2011.  axv, 332 p. :bill. ;c21 cm. 0aOnline social networks 0aInformation society1 aBernoff, Josh.