000 00499nam a2200133 4500
082 _a370
_bMAT.D
084 _2Colon Classification
100 _aMathew, K N
245 _aDiagnostic study of public difficulties in learning of percentages in new standard 8 and suggestions for improvement /
_cby Mathew, K N
246 _aA diagnostic study of public difficulties in learning of percentages in new standard 8 and suggestions for improvement
260 _c1963.
650 _aThesis
942 _cBK
999 _c677502
_d677502