00354nam a2200121Ia 4500008004100000020001800041040002500059082002100084100003200105245006200137260002500199490000800224240725s9999    xx            000 0 und d  a9786214061808  aNORSU-GuicNORSU-Gui  aFil.509/C76s/c.2  aAntonio P. Contreras et. Al 0aScience, technology and society  ( a practical approach )  bMindshapers Co. Inc.  vc.2