00820nam0-22002891i-450-99000002391040332120030620083141.0000002391FED01000002391(Aleph)000002391FED0100000239120020821d--------km-y0itay50------baitay-------001yyElectrical circuitsdirect and alternating currentCharles S. Siskind.New YorkMcGraw-Hill book company1956X, 516 p.ill.24 cmCircuiti elettrici621.31Siskind,Charles S.1866ITUNINARICAUNIMARCBK99000002391040332113 C 22 0721509FINBCFINBCElectrical circuits107024UNINA