00285nam a2200097Ia 4500008004100000082001400041100002000055245005600075260004200131300001400173240817s9999    xx            000 0 und d  a620.1 IN2  aIndulkar, C. S. 3aAn introduction to electrical engineering materials  c1987a New delhib S. Chand & co.  axi,395 p.