000 00271nam a2200133Ia 4500
100 _aTheraja/B.L
942 _cBK
654 _aPhysics
245 _aEngineering physics
260 _bS. Chand & co.
_aDelhi
_c1967
082 _a530
300 _a819
546 _aENGLISH
999 _c23618
_d23618