| 000 | 00682 a2200193 4500 | ||
|---|---|---|---|
| 999 |
_c7790 _d7930 |
||
| 003 | ISURa | ||
| 008 | 160712b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9559760505 | ||
| 041 | _aEnglish | ||
| 082 |
_a631.45 _bMEN |
||
| 100 |
_aMendis , D.L.O _915439 |
||
| 245 |
_aEvolution and development of water and soil conservation ecosystems _bseminar aesthetics in science |
||
| 260 |
_c2001 _aRatmalana _bSri Lanka Pugwash group _g2001 |
||
| 300 |
_c21 cm. _a92 p. _bill. |
||
| 440 |
_a52nd annual sessions of the Sri Lanka association for the advancement of science _915440 |
||
| 650 |
_aWATER AND SOIL CONSERVATION _915441 |
||
| 650 |
_aECO SYSTEMS IN SRI LANKA _915442 |
||
| 942 |
_cPR _2ddc |
||