| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c2950 _d2950 |
||
| 005 | 20240119120312.0 | ||
| 008 | 221011b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9789553122445 | ||
| 040 |
_aSLIDA _cSLIDA _dSLIDA |
||
| 041 | _asin | ||
| 082 |
_223 _a577.6 _bධනපා |
||
| 100 |
_91277 _aDhanapala,A.H. |
||
| 245 |
_aජලය _bපරිහරණය සංරක්ෂණය හා කළමනාකරණය _cDhanapala,A.H. _hSin |
||
| 246 |
_aJalaya _bPariharanaya, sanrakshanaya saha kalamanakaranaya _hSin _iSin |
||
| 260 |
_aNugegoda: _bSarasavi Prakashakayo, _c2021. |
||
| 300 |
_a240p.: _bill.,Photographs,; _c20cm. |
||
| 942 |
_2ddc _cLEN |
||