00283nam a2200109Ia 4500008004100000040001500041082002900056100002300085245004700108260000900155300000900164231128s9999    xx            000 0 und d  aPHSAcPHSA  aCIR  540.76 G73 1988 c.2  aGoldberg, David E. 0aSchaum's 3000 solved problems in chemistry  c1988  a  p.