00269nam a2200109Ia 4500008004100000020001800041082000800059100001400067245002600081260004400107300000800151190710s9999    xx            000 0 und d  a81-203-1125-4  a530  aNaik, P V 0aPrincipals of physics  aNew DelhibPrentice Hall of Indiac2001  a287