00338nam a2200133Ia 4500008004100000082001900041245001700060245001900077260003300096260000900129300001700138526003200155650001700187250428s9999    xx            000 0 und d  a510 M4264 1988 0aMathematics: 0cOrpan, Lucy J.  bSilver, Burdett & Ginn Inc.,  c1988  avi, 474pages  a500 Natural Sciences & Math  aMathematics.