000 00475nam a2200157Ia 4500
005 20251001134757.0
008 251001s9999 xx 000 0 und d
041 _aEnglish
100 _aDissanayake, D. M. P. B.
245 0 _aIdentification of Management Strategies to Improve Qualitative Development of Mathematics Education in Selected Areas
260 _aMaharagama :
_c1991
300 _a55p.;
502 _cNIE
_bPGDEM
_d1991
650 _aMathematics
942 _cTH
999 _c161625
_d161625