00293nam a2200121Ia 4500008004100000040002500041082001200066100002600078245001500104250001900119260002500138300000800163230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a512 M19  aMc Keague, Charles P. 0aPrealgebra  aFifth Edition   bThomson Brooks /Cole  a678