000 | 00574nam a22001457a 4500 | ||
---|---|---|---|
008 | 230613b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
080 |
_aR 628(082.2)"1981-1991" _bM0 |
||
245 |
_aWorkshop on Research & development needs water supply and sanitation decade (1981-1990) _c/ National Development Engineering Research Institute |
||
260 |
_aNagpur: _bNational Development Engineering Research Institute, _c1980 |
||
300 | _a60p. | ||
650 | _aLanguage | ||
653 | _aWater | ||
942 |
_2udc _cPR |
||
999 |
_c42890 _d42890 |