000 00728nam a2200241 4500
001 00471941
003 PWmBRO
005 20240602095957.0
008 850424s1980 ohua a o0011 eng l
082 0 0 _a372.7
090 0 0 _b372.7/D536
100 1 0 _aUnderhill, Robert G.
245 1 0 _aDiagnosing mathematical difficulties
_cRobert G. Underhill, editor, A. Edward Uprichard, James W. Heddens
260 0 0 _aColumbus, Ohio
_bMerrill
_cc1980
300 0 0 _aix, 392 p.
_bill.
_c24 cm.
595 0 0 _a0675081955
650 0 0 _aMathematics
_xRemedial teaching
700 1 0 _aUprichard, A. Edward
700 1 0 _aHeddens, James W.,
_d1925-
942 _2ddc
994 _a001023880 85193 0001
999 _c17815
_d17815