000 00617nam a2200169 4500
008 b xx# eng u
040 _aLB-BrCRDP
082 _a372.7/P612a
100 1 _aPidgeon, Douglas A., ed.
130 1 _lEN
245 1 0 _aAchievement in Mathematics
_ba national study of secondary schools
_cEdited by Douglas A. Pidgeon with cont. from John Hall et al.
260 _aMere
_bNational Foundation for Educational Reseach
_c1967
300 _avi, 317p.:
_btables, diagrams, appendices ;
_c22cm
650 _aMathematics
_xstudy and teaching
942 _cBK
999 _c13511
_d13511