000 00495nam a2200181Ia 4500
008 250428s9999 xx 000 0 und d
020 _a0-201-23299-5
082 _a510.36 C78 1990
245 0 _aCooperative learning in mathematics : a handbook for teachers
245 0 _cNeil Davidson, editor.
260 _bAddison-Wesley Pub. Co.,
260 _c1990
300 _a409 p.
526 _a500 Natural Sciences & Math
650 _aGroup work in education.
942 _2DDC
942 _cB
999 _c20624
_d20624