00309nam a2200121Ia 4500008004100000100001600041245005000057260002500107300000900132650002400141942000700165999001500172190216s9999||||xx |||||||||||||| ||und||  aPeter Sykes 0aGuide Book To Mechanisam In Organic Chemistry  bOrient Longmanc1976  a362p  aChemistry-Chemistry  cBK  c2540d2540