000 | 00460nam a2200169Ia 4500 | ||
---|---|---|---|
005 | 20250303122405.0 | ||
008 | 250303s9999||||xx |||||||||||||| ||und|| | ||
041 | _aEnglish | ||
100 | _aMendis, R. | ||
245 | 2 | _aA study of the cause for the poor performance in mathematics in the general certificate examination Sri Lanka | |
260 | _aMeepe | ||
260 | _c1992 | ||
300 | _a71p. | ||
502 |
_cNIE _bPGDEM _d1992 |
||
650 | _aMathematics | ||
942 | _cTH | ||
999 |
_c146127 _d146127 |