000 00204nam a2200085Ia 4500
008 221021s9999 xx 000 0 und d
100 _aDOWNES, L
_9173033
245 0 _aSUCCESSFUL MATHEMATICS 3
942 _cBK
_w561
_xJohn Tresidder
_y561
_zJohn Tresidder
999 _c734293
_d734292