000 00337nam a2200145Ia 4500
020 _a0304325066
082 _b2990
_a370
100 _a"Scheerens, Jaap"
245 0 _aEffective schooling
260 _bLondon : Cassell, 1992.
_c1992
300 _a168
944 _cBK
999 _c172979
_d172979