00278nam a2200109Ia 4500008004100000022001800041040002500059082002000084100002300104245001700127260002400144240215s9999    xx            000 0 und d  a0-13-095402-0  aNORSU-DumcNORSU-Dum  a512.13/Su5/1999  aSullison, Michael  0aPre-Calculus  bPrentice Hallc1999