000 00300nam a2200109Ia 4500
008 170707s9999 xx 000 0 und d
050 _a371.106 B56
100 _a"Blase, Joseph"
245 0 _aBringing out the best in teachers: what effective principals do
260 _c1992
942 _2lcc
_cBK
_kCirc.
999 _c13647
_d13647