000 00339nam a2200145Ia 4500
008 230302s9999 xx 000 0 und d
041 _aENGLISH
082 _aK301.954
100 _aC.N.Shankar Rao
245 0 _aBharathiya samaja
260 _aaaa
_bJai bharata publishers.
_c2008
300 _a548
650 _aChemistry
942 _cBK
999 _c18996
_d18996