00286nam a2200133Ia 4500008004100000100001600041245002400057250001200081260001500093300000800108650001200116942000700128999001700135190216s9999||||xx |||||||||||||| ||und||  aHangovan. K 0aEngineering Physics  a3rd Ed.  bNullc1994  a224  aPhysics  cBK  c33294d33294