TY - BOOK ED - ELECTRICAL CONSTRUCTION AND MAINTENANCE TI - TECHNIQUES OF ELECTRICAL CONSTRUCTION AND DESIGN : PROTECTING AGAINST GROUND FAULTS SN - 07606591X U1 - 621.3 PY - 1979/// CY - Estados Unidos PB - MCGRAW-HILL KW - CORTOCIRCUITOS KW - PROTECCION CONTRA INCENDIOS KW - SISTEMA ELECTRICO ER -