00477nam a2200145Ia 450000500170000000800410001705000210005810000170007924500460009626000370014265000160017994200070019599900190020295201100022120251229085503.0251229s9999    xx            000 0 und d  aHM 101 .R57 1971  aRogers, E.M. 0aCommunication of innovations.cE.M Rogers  aNew-York b The free press. 1971  aInnovations  cBK  c423569d423569  00104070aFASSbFASScGENd2025-12-29l0oHM 101 R57 1971p012880.r2025-12-29 08:55:03w2025-12-29yBK