| 000 | 00473 a2200169 4500 | ||
|---|---|---|---|
| 082 |
_a553.26 _bWIJ |
||
| 090 |
_c20103 _d31148 |
||
| 100 | _aWijayananda, N.P | ||
| 245 | _aThe graphite industry in Sri Lanka | ||
| 260 |
_aColombo _bNatural Resources Energy & Sciences Authority _c1987 _g1987 |
||
| 300 |
_a[v],95p. _c21cm |
||
| 440 | _aSciences education series No.24 | ||
| 650 | _aGraphite | ||
| 650 | _aEconomic geology | ||
| 650 | _aCarbonaceous materials | ||
| 942 | _cL | ||
| 999 |
_c47764 _d47764 |
||