00273nam a2200121Ia 4500008004100000100001900041245002400060260001400084260002400098260000900122300000800131650001200139221231s9999    xx            000 0 und d  aShivakumar G K 0aEngineering Physics  aBangalore  bPrism Books Pvt Ltd  c2010  a306  aPhysics