000 00398 a2200145 4500
082 _a540
_bGOY
090 _c19985
_d30915
100 _aGoyal, R.
245 _aLearning elementary chemistry
_bpart 1
260 _aNew Delhi
_bGoyal Brothers Prakashan Publishers
_g2001
300 _a89p.
_c24cm
650 _aNatural sciences and mathematics
650 _aChemistry and allied sciences
942 _cL
999 _c47656
_d47656