00245nam a2200121   450000500170000024500190001726000090003630000180004524500080006302000180007104000190008999900150010820260618095425.0  aOefeningenboek  c1994  a116 S. : Ill.  p[2]  a90-01-05059-X  aHBZcMediothek  c2070d2070