| 000 | 00453nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230703b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a504.42 _bN4 |
||
| 100 | _aSharma, Shyam Sunder | ||
| 245 | _aसागर प्रदुषण | ||
| 246 | _aSagar pradushan | ||
| 260 |
_aDelhi: _bGyan Ganga, _c1994 |
||
| 300 | _a118p. | ||
| 650 | _aEnvironmental science | ||
| 942 |
_2udc _cHBK |
||
| 999 |
_c48935 _d48935 |
||