00473nam a2200157Ia 4500003000600000005001700006008004100023020001800064040002500082082002100107100002400128245007200152260003300224300002600257500003200283NORSU20240415021750.0240215s9999    xx            000 0 und d  a0-697-10855-4  aNORSU-DumcNORSU-Dum  a510.284 T91 1990  aTweeten , Elizabeth 0aCalculator Workbook : A Practical ApproachcBy Elizabeth W. Tweeten  bWm.C. Brown Publishersc1990  avi, 107 pages, 27 cm.  aincludes appendix and index