000 00296nam a22001337a 4500
020 _a9555890331
082 _a547.2 WAN
100 _aWannigama,G.P
245 _aOrganic Reaction Mechanisms
260 _aPeradeniya
_bWannigama, G.P
_c2000
300 _a166P
650 _aChemistry
942 _cREF
999 _c2174
_d2174