| 000 | 00476 a2200169 4500 | ||
|---|---|---|---|
| 041 | _aEnglish | ||
| 082 |
_a631.587 _bABE |
||
| 100 | _aShyamala Abeyratne | ||
| 245 |
_aChange and continuity in village irrigation systems _b a case study in the Moneragala district Sri Lanka |
||
| 260 |
_c1986 _aColombo _bAgarian Research _g1986 |
||
| 300 | _a153p | ||
| 650 | _aEnvironment | ||
| 650 | _aAgriculture | ||
| 650 | _ageography | ||
| 700 | _aJayantha Perera | ||
| 942 | _cPRB | ||
| 999 |
_c9257 _d9257 |
||