| 000 | 00492 a2200169 4500 | ||
|---|---|---|---|
| 999 |
_c35155 _d36702 |
||
| 003 | ISURa | ||
| 008 | 151124b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEnglish | ||
| 041 | _aSinhala | ||
| 082 |
_a507 _bSCI |
||
| 100 |
_aBasnayake , V. _eed _916535 |
||
| 245 | _aScience investigations =විද්ය ගවෙිෂණ | ||
| 260 |
_c1981 _aColombo _bThe Working Committee on Science Education _g1988 |
||
| 300 |
_bill. _c23 cm. _a41 p. |
||
| 650 |
_aScience _978828 |
||
| 942 |
_cLN _2ddc |
||