TY - BOOK AU - Grob, Bernad TI - Direct and alternating current circuits SN - 9780070250864 U1 - 621.31913 GRO 22 PY - 1986/// CY - PB - McGraw Hill Book Co. Inc., New yORK KW - Alternating-current systems Including high-tension systems(High voltageengineering) ER -