000 00294nam a2200097Ia 4500
008 230131s9999 xx 000 0 und d
100 _aTroen, Vivian
245 4 _aThe power of teacher teams: with cases, analyses and strategies for success
260 _aCalifornia
_bCorwin
_c2012
942 _cPRCD
999 _c170181
_d170180