00441nam a2200169Ia 450000100060000000800410000602000180004704000130006508200210007810000210009924500380012026000530015830000110021154600070022270000210022970000210025029308140415s9999 xx 000 0 und d a0-07-110669-4 cPK-LaUMT a 621.3192bHAY-E aEwilliam H. Hayt aEngineering circuit analysisa7th aBoston,USA:bMcGraw-Hill Higher Education,c2007 a856 p. aEN aJack E. Kemmerly aSteven M. Durbin