000 | 00597nam a2200193 4500 | ||
---|---|---|---|
008 | 220926t2021 ||||| |||| 00| 0 eng d | ||
020 | _a9786245971008 | ||
041 | _aeng | ||
080 |
_a628.1 _bG8 |
||
245 | _aGuideline for management of groundwater sources for piped water supply schemes | ||
250 | _a1st ed. | ||
260 |
_aRathmalana _bNational Water Supply and Drainage Board _c2021 |
||
300 | _a43p. : ill., maps, tables. | ||
650 | _aWATER SUPPLY - Sri Lanka | ||
650 | _aGROUND WATER SUPPLY | ||
650 |
_aPIPED WATER _921509 |
||
700 |
_aPremathilaka, K. M. _eedt |
||
942 | _cBK | ||
999 |
_c180807 _d180807 |