00287nam a2200121Ia 4500008004100000041000900041082001900050100001700069245002800086260003500114300000800149650000800157230718s9999    xx            000 0 und d  aEng.  a510.244bWIL-M  aWilsong A. G 0aMathematics for Geogops  aPakistanbclasenden Presc1980  a408  aLaw