00320nam a2200109Ia 4500008004100000040002500041082001400066100005200080245003600132260003400168300000800202230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a 517 K12   aKalmanson,  Kenneth  and Patricia C. Kenschaft  0aCalculus: A practical approach   bWorth Publishers , Inc.c1975  a335