000 00254nam a2200109Ia 4500
100 _aChhalotra,G.P.
942 _cBK
245 _aEletrical engineering Materials
260 _aKhanna Pub, New Delhi
_c1987
082 _a620.11297 Chh/Bha
300 _avi,507
999 _c61018
_d61018