000 00339nam a2200121Ia 4500
008 211224s9999 xx 000 0 und d
082 _a540 NAT
245 0 _aChemistry part II
250 _a2nd ed
260 _aThiruvananthapuram:
_bState Council of Educational Research and Training (SCERT),
_c2010
300 _a421p
650 _aChemistry
999 _c42113
_d42113