| 000 | 00502 a2200169 4500 | ||
|---|---|---|---|
| 020 | _a9559017098 | ||
| 041 | _aEn | ||
| 082 |
_a333.7 _bPER |
||
| 100 | _aPerera , H.D.B.S. | ||
| 245 | _aTrend analysis of the use of natural resources in the constraction industry | ||
| 260 |
_c2002 _aColombo _bThe Deparment of National planning _g2002 |
||
| 300 |
_c24 cm. _avi,54 p. |
||
| 650 | _aECONOMICS | ||
| 650 | _aENVIRONMENTAL MANAGEMENT-SRI LANKA | ||
| 650 | _aNATURAL RESOURSES OF SRI LANKA | ||
| 942 | _cSR | ||
| 999 |
_c26855 _d28402 |
||