000 00254nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aRATOGI (GK), SINGH (YASPAL),
245 0 _aORGANIC CHEMISTRY
250 _a7
260 _bCBH
942 _2ddc
_cSCIENCE
999 _c20548
_d20548