000 | 00327nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 240913s9999||||xx |||||||||||||| ||und|| | ||
082 | _a540 DAR/A | ||
100 | _aBy S S Dara | ||
245 | 2 | _aA Text Book of Environmental Chemistry and Pollution Control | |
250 | _aNULL | ||
260 |
_bS Chand and Co _aNew Delhi _c1997 |
||
942 | _cBKS | ||
999 |
_c6107 _d6107 |