LEADER 00000nam 2200217 4500 001 DAW12261582 008 110131r20112010enk 001|0 eng|d 020 0141041609 020 9780141041605 040 StDuBDS|cStDuBDS 050 4 HM 851 S5 082 04 303.4833|223 100 1 Shirky, Clay. 245 10 Cognitive surplus :|bcreativity and generosity in a connected age /|cClay Shirky. 260 London :|bPenguin,|c2011. 300 242p. 500 Originally published: New York: Penguin; London: Allen Lane, 2010. 650 0 Information society. 650 0 Social media. 650 0 Mass media|xSocial aspects. 650 0 Social participation|xTechnological innovations.
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