00358nam a2200133Ia 4500008004100000100002900041245005800070250001200128260003000140300000800170650002400178942000700202999001500209190216s9999||||xx |||||||||||||| ||und||  aParmar. Vs And Chawla Hm 0aPrinciples Of Reaction Mechanism In Organic Chemistry  a2nd Ed.  bSulthan  Chand&Sonsc2000  a448  aChemistry-Chemistry  cBK  c2975d2975