| 000 | 00576 a2200193 4500 | ||
|---|---|---|---|
| 999 |
_c40884 _d42431 |
||
| 003 | ISURa | ||
| 008 | 150922b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aSinhala | ||
| 082 |
_a628.1 _bPIY |
||
| 100 |
_aPiyarathna , Sugath _93737 |
||
| 245 | _aජල සම්පාදනය සහ ජලාපවහනය | ||
| 260 |
_c1986 _aMawathagama _bNimal Printers _g1994 |
||
| 300 |
_bill. _c18 cm. _a[xvi] , 83 p. |
||
| 650 |
_aWATER SUPPLY _93738 |
||
| 650 |
_a SAITARY ENGINEARING _921935 |
||
| 650 |
_aWATER DRAINAGE _921936 |
||
| 650 |
_aENGINEARING _93685 |
||
| 942 |
_cLN _2ddc |
||