| 000 | 00377nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a188854 | ||
| 082 |
_a507.2 _bSCI |
||
| 245 | _aScience Investigations=விஞ்ஞான ஆய்வுகள் | ||
| 260 |
_aColombo _bNatural Resources, Energy and Science Authority of Sri Lanka _c1982 |
||
| 300 | _a55 p. | ||
| 942 | _cPR | ||
| 999 |
_c77913 _d77913 |
||