| 000 | 00557 a2200193 4500 | ||
|---|---|---|---|
| 999 |
_c252549 _d252549 |
||
| 008 | 201221b1984 ||||| |||| 00| 0 eng d | ||
| 020 | _a9788123710341 | ||
| 082 |
_a574.5 _bMAN |
||
| 100 | _aManivasakam, N | ||
| 245 | _aEnvironmental pollution. | ||
| 260 |
_aNew Delhi : _bNational Book Trust, _c2017. |
||
| 300 |
_axi, 156 p. ; _c13*24 cm. |
||
| 504 | _aIts includes index and bibliography | ||
| 650 | _aPollution | ||
| 650 | _aPollution physiological effect | ||
| 650 | _aEnvironmental pollution | ||
| 650 | _aWater pollution | ||
| 942 |
_2ddc _cBK |
||