| 000 | 00390nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 210804s1991||||xx |||||||||||||| ||und|| | ||
| 020 | _a8170244196 | ||
| 041 | _aeng | ||
| 082 |
_a614 _bASH/AI |
||
| 100 | _aAshok Kumar Srivastava | ||
| 245 | 0 |
_aAir pollution _bbiopollutants in air |
|
| 250 | _a1st Ed. | ||
| 260 |
_aNew delhi _bAshish publishing house _c1991 |
||
| 300 | _a302 | ||
| 942 | _cBK | ||
| 999 |
_c590 _d590 |
||