| 000 | 003710000a22001450004500 | ||
|---|---|---|---|
| 060 | _a100 | ||
| 082 | _a333. 910 205 YEA | ||
| 245 | _aYear book of surface water v 5 abstract | ||
| 260 | _aKerala, Public works department | ||
| 260 | _c1986 | ||
| 300 | _a178 | ||
| 310 | _aWater resources division Trichur | ||
| 650 | _aSurface water/natural resources | ||
| 942 | _cBK | ||
| 999 |
_c354298 _d354298 |
||