00322nam a2200133   450000500170000024500510001725000200006826000090008830000330009724500060013002000180013604000190015499900150017320260618095433.0  aLeerlingenboek, deelkwalificaties 310, 311-312  a1. dr., 1. opl.  c2000  a100 S. : Ill., graph. Darst.  p1  a90-5766-522-0  aHBZcMediothek  c2473d2473