00381cam a2200169   450000500170000024500440001702000150006110000310007604400130010725000090012004100080012930000180013750000050015583000060016026000280016608200170019420260711133910.0  aManual de Seguridad IndustrialTomo IIb  a9681842545  aRamírez Cavassa, César  aMéxico  a1ª   aspa  a176 p. 26 cm.  a  v2  aMéxico bLimusac1993  a620.8bR173m