00335nam a2200133Ia 4500008004100000100005000041245002700091250001200118260002700130300000800157650001200165942000700177999001700184190216s9999||||xx |||||||||||||| ||und||  a"Mathachan. M , Lazarus. Vt & Joseph. Ta" 2aA Text Book Of Physics  a7th Ed.  bVidyarthimithramc1989  a295  aPhysics  cBK  c33185d33185