00241nam a2200109Ia 4500008004100000040002500041082001300066100001600079245001900095260000900114300000800123230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a515 L299  aJoel T. Lao 0aBasic Calculus  c2018  a165