00497nam a2200157Ia 4500008004100000022001800041040002500059082001200084100002500096245003800121260003900159942000700198942000700205952011000212999001700322240215s9999    xx            000 0 und d  a0-675-21139-5  aNORSU-DumcNORSU-Dum  a004/Si5  aSimonson, Michael R. 0aEducational Computing Foundations  bMacMillan Publishing Companyc1990  cBK  yBK  00104070aNORSU-DumbNORSU-DumcCIRCULATION SECTIONd2024-02-15l0o004/Si5r2024-02-15w2024-02-15yBK  c16474d16474