Benkler, Yochai. The penguin and the Leviathan : the triumph of cooperation over self-interest / Yochai Benkler. - New York, N.Y. : Crown Business, c2011. - 262 p. ; 22 cm. Includes index. ISBN: 9780385525763 (hbk.) 0385525761 (hbk.) Subjects--Topical Terms: Cooperation.Self-interest.Altruism.Identity (Philosophical concept) Dewey Class. No.: 306.34 / BEN 2011