00253nam a2200097Ia 4500008004100000100001700041245002600058260004800084300000800132650001500140191201s2013    xx            000 0 und d  aRANGWALA, SC 0aEngineering Materials  aN. delhibCharotar Pubg. House, Anandc2013  a480  aB.Tech(CE)