000 00277nam a2200133Ia 4500
100 _aSharma, R. C.
365 _b21.25
942 _cBK
654 _a
245 _aModern Science teaching
260 _aDelhi
_bDhanpat Rai & Sons
_c1885
082 _a375.5
300 _a12400
999 _c416938
_d416938