000 00246nam a2200097Ia 4500
008 230915s9999 xx 000 0 und d
050 _aQA 20 .D 86 1978
100 _aDUNCAN,AILEEN
245 0 _aTEACHING MATHEMATICS TO SLOW LEARNERS
942 _cBK
999 _c182103
_d182103