00353nam a2200145Ia 4500008004100000020001500041041000800056082001500064100001900079245002500098250000600123260004300129300001200172650002300184210716s1988    xx            000 0 und d  a0395432480  aeng  a153.1 CHAJ  aChaffee, John.  aThinking critically.  a2  aBostonbHoughton mifflin Companyc1988  axii,468  aGeneral Management