000 00311nam a2200133Ia 4500
008 220919s9999 xx 000 0 und d
082 _bNAI
100 _aNAIR, REKHA
245 0 _aENGINEERING CHEMISTRY
260 _bCOLLEGE BOOK CENTER, JAIPUR
_c2007
300 _a204
650 _aChemistry
942 _cBK
999 _c139969
_d139969