| 000 | 00345nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a120909 | ||
| 082 |
_a333 _bNAT |
||
| 245 | _aNatural resources of Sri Lanka; Conditions and trends | ||
| 260 |
_aColombo _bEnergy and Science authority of Sri Lanka _c1991 |
||
| 300 | _axi, 280 p. | ||
| 942 | _cPR | ||
| 999 |
_c72552 _d72552 |
||