00253nam a2200085Ia 4500008004100000040002500041082001200066100004500078245004400123230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a512 K24  aKeedy, Mervin L. and Marvin L. Bittinger 0aIntroductory algebra: teacher's edition