| 000 | nam a22 7a 4500 | ||
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| 999 |
_c4331 _d4331 |
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| 003 | OSt | ||
| 005 | 20200923102305.0 | ||
| 008 | 170622b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a8171582796 | ||
| 040 | _cNARA | ||
| 100 |
_912242 _aTrivedi, P.R. |
||
| 245 | _aEncyclopaedia of Environmental Sciences Vol.25: Water Pollution | ||
| 260 |
_aNew Delhi, _bAkashdeep Publishing House, _c1995, |
||
| 300 |
_av, 304p. _c20cm. |
||
| 650 | 0 |
_911962 _aEnvironmental Science |
|
| 650 | 0 |
_912124 _aWater Pollution |
|
| 700 |
_911960 _aRaj, Gurdeep |
||
| 942 |
_2udc _cREF |
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