00346nam a2200121Ia 4500008004100000082003600041100001700077100001600094245006700110260002600177300001100203650001000214060110s9999 xx 000 0 und d a621.3bTHE/T           aTHERAJA, B L aTHERAJA, AK aTextbook of electrical technologycB L Theraja and A K Theraja bMacmillan Indiac1997 p2104p. a621.3