000 00294nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aLal Kc 
 Ahmad S I
245 2 _aA Text Book Of Modern Physics
260 _bS Chand & Co
_c1969
300 _a368 p
650 _aPhysics
942 _cBK
999 _c33133
_d33133