000 00346nam a2200121Ia 4500
001 1842
008 170420s9999 xx 000 0 und d
020 _a9780521753616
100 1 _aAudrey Simpson
245 1 0 _aProfessional Development for Teachers Teaching and Assessing Skills in Mathematics
260 _bcambridge university press
942 _cAP
999 _c8969
_d8969