00507nam a2200193Ia 450000500170000000800410001704100150005808200230007310000250009624500260012126000390014730000120018649000330019865000160023165000250024765000150027294200090028799900170029620260814103321.0260803t1973    xx            000 0 und d  adonación  aBIB/04.04.02/03606  aBrzezinski, Zbigniew 0aLa era tecnotrónica  aBuenos Aires : bEd. Paidos,c1973  a461 pb  aBiblioteca mundo moderno, 69  aELECTRONICA  aIDEOLOGIAS POLITICAS  aTECNOLOGIA  tMJCh  c16585d16585