APA Citation

 Li, C. (2011).  Groundswell: Winning in a world transformed by social technologies.  Harvard Business Review Press.

Chicago Style Citation

 Li, Charlene.  Groundswell: Winning in a World Transformed By Social Technologies.  Harvard Business Review Press, 2011.

MLA Citation

 Li, Charlene.  Groundswell: Winning in a World Transformed By Social Technologies.  Harvard Business Review Press, 2011.

Warning: These citations may not always be 100% accurate.