00284nam a2200109Ia 4500008004100000020001800041082001500059100001600074245004000090260003600130300000800166190710s9999    xx            000 0 und d  a0-8039-1362-1  a371.26 S17  aBaker, Eval 0aEducational testing and evaluation.  aLondonbSage Publicationsc1980  a242