000 00309nam a2200109Ia 4500
008 170707s9999 xx 000 0 und d
050 _a371.3 C427a
100 _a"Chall, Jeanne S."
245 4 _aThe acdemic achievement challenge: what really make in the classroom?
260 _c2002
942 _2lcc
_cBK
_kCirc.
999 _c13670
_d13670