00331nam a2200133Ia 4500008004100000041000800041082001400049100001700063245003700080260002700117300000800144365001500152700003000167230612s9999    xx            000 0 und d  aeng  a621.3 KUM  aAlagappan N.  aElectrical Engineering Materials  c1988bTata McGraw Hill  a120  cRs.b36.00  aAlagappan N. & Kumar N.T.