| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2216 _d2216 |
||
| 005 | 20200616145345.0 | ||
| 008 | 200616b xxu||||| |||| 00| 0 eng d | ||
| 040 | _cSLIDA | ||
| 086 |
_2SLIDA _aMPM/T/392 |
||
| 245 |
_a A study on the effectiveness of Science magazine distributed by National Science foundation for popularization of science among the school children special reference to Colombo district _cSapumohotti, S.N.P.K. |
||
| 260 | _c2016. | ||
| 300 | _aix,70p.: | ||
| 500 | _aSudasinghe, S.R.S.N., & Wattewidanage, J. | ||
| 942 |
_2ddc _cREF |
||