00268nam a2200097Ia 450000500170000000800410001710000270005824500390008526000370012430000090016120260413100922.0230516s9999||||xx |||||||||||||| ||und||  aSeth, Surinder Prakash 0aA.C. in electrical engg. Materials  bN. Delhi, Dhanpat Rai Pub.c2003  a1009