000 00386nam a2200121 4500
008 b xx# fre u
040 _aLB-BrCRDP
082 1 _a372.7
_bNAK
100 1 _aEl-Nakat, Edward
245 1 0 _aSolving problems and their effects on learning
_bMath english cycle 2, 2006/2007
_cEdward El-Nakat
942 _cBK
999 _c10101
_d10101