00273pam a2200097a 44500008004100000041000800041100001900049245006200068260003700130300000800167230405s2010    xxu||||| |||| 00| 0 eng d  aENG  aUlag Mahadevan  aEncyclopaedia of reaction mechanisms in organic chemistry  anew delhibAnmol Prakashanc2010  a302