| 000 | 00600 a2200217 4500 | ||
|---|---|---|---|
| 999 |
_c4901 _d4901 |
||
| 003 | ISURa | ||
| 008 | 160919b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9559608320 | ||
| 041 | _aSinhala | ||
| 082 |
_a363.7 _bRAT |
||
| 100 |
_aRathnayaka , M. _917888 |
||
| 245 | _aගෝලීය පරිසර අර්බුද | ||
| 260 |
_c2000 _aMatara _bAuthor _g2000 |
||
| 300 |
_bill. _c22 cm. _a[x] ,144 p. |
||
| 650 |
_aWATER POLLUTION _97449 |
||
| 650 |
_aGEOGRAPHY _9575 |
||
| 650 |
_aENVIRONMENTAL PROBLEMS _96131 |
||
| 650 |
_aAIR POLLUTION _99228 |
||
| 650 |
_aACID RAIN _99229 |
||
| 942 |
_cLN _2ddc |
||