00398nam a2200145Ia 4500003000600000005001700006008004100023020001800064040002500082082002100107100002200128245004300150260002300193500003600216NORSU20240708061943.0240214s9999    xx            000 0 und d  a0-7619-3162-7  aNORSU-DumcNORSU-Dum  a371.394 G86 2005  aGregory, Gayle H. 0aDifferentiating instruction with style  bCorwin Pressc2005  aincludes bibliography and index