000 00448nam a2200169Ia 4500
020 _a0826457347
082 _a510.71
_bORL
100 _aOrton, Anthony
_9199046
245 _aLeanring mathematics
_b: issues, theory and classroom practice
_cAnthony Orton
250 _a2nd ed.
260 _aLondon:
_bContinuum,
_c2001.
300 _bvi, 198p.
500 _aPB
546 _aeng
650 _aMathematics-Study and teaching
_9199047
942 _cBK
999 _c31666
_d31666