000 00274nam a2200121Ia 4500
041 _aEN
082 _a547
_bDEL
100 _aDelvin, Samuel .
245 0 _aOrganic Reaction Mechanism /Samuel Delvin.
260 _bNew Delhi : Sarup ,
_c2002
300 _a71
942 _cBK
999 _c27284
_d27284