00279nam a2200109Ia 4500008004100000082001500041100002000056245002400076250000900100260005100109300000900160240913s9999||||xx |||||||||||||| ||und||  a546  PUR/I  aKeith f purcell 0aInorganic chemistry  aNULL  bCenage Learning India Pvt LtdaNew Delhic1977  a1116