000 00263nam a2200109Ia 4500
008 160710s1992 xx 000 0 und d
100 _aBANSAL,R.K.
245 _aORGANIC REACTION MECHANISMS
260 _bTATA MCGRAW HILL
_c1992
300 _a492
942 _2ddc
_cBB
999 _c73762
_d73762