00277nam a2200097Ia 450000500170000000800410001708200190005810000220007724500310009926000490013020260329235250.0260329s9999||||xx |||||||||||||| ||und||  a303.4833 B812S  aBrown, John Seely 0aSocial life of information  aAmericabHarvard business review pressc2017