000 00255nam a2200109Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aSanjeev Gupta
245 0 _aObjective Physics
260 _bJaiprakashnath&Co:
_c1997
300 _a1110p
942 _cREF
999 _c36531
_d36531