00452nam a22001457i 4500001001000000005001700010008004100027082002100068100003000089245006600119260004200185300001700227650004400244020001800288SXC01834320260819093637.0260101s1987    ii            000 0 eng d  a621.31 CHH-E222  aChhalotra, G P; Bhat, B K10aElectrical engineering materials /cChhalotra, G P; Bhat, B K  abKhanna Publishers, New Delhi,c1987  ap. ;c22 cm. 0aElectrical engineering; Applied physics  a9780074604205