00335nam a2200133Ia 4500008004100000100003000041245004400071250001200115260002000127300000800147650002400155942000700179999001500186190216s9999||||xx |||||||||||||| ||und||  aMukherji Sm And Singh. Sp 0aReaction Mechanism In Organic Chemistry  a1st Ed.  bMacmillanc1976  a553  aChemistry-Chemistry  cBK  c2053d2053