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_aUPES LIBRARY _bEnglish |
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_a628.3 _bGUP |
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| 100 |
_aGupta, Om Prakash _946257 |
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| 245 | 0 | _aElements of water pollution control engineering | |
| 260 |
_aNew Delhi: _bKhanna Book, _c2019 |
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| 300 | _axxi, 901p. | ||
| 650 |
_aEnvironmental engineering _9770321 |
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| 653 | _aPollution control engineering | ||
| 654 | _aWater pollution control | ||
| 942 | _cBK | ||
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_c569946 _d569946 |
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