000 00443nam a2200157Ia 4500
008 130318s9999 xx 000 0 und d
020 _a087584863x
082 _a658.4038 SHA/I
100 _aShapiro, Carl
245 _aInformation rules: A strategic guide to the network economy
260 _bHarvard Business School Press
_aBoston
_c1999
300 _a352
650 _aINFORMATION ECONOMY
650 _aMANAGEMENT
700 _aVarian, Hal R
999 _c405
_d405