00381nam a2200145Ia 4500008004100000082001400041100002300055245003500078260004500113300000800158650001600166650001800182653002200200653001300222170901s1971    xx            000 0 und d  a517bD36C  aDurfee, William H. 0aCalculus and Analytic Geometry  aNew YorkbMcGraw Hill Book Companyc1971  a708  aMathematics  aPure Sciences  aAnalytic geometry  aCalculus