| 000 | 00380 a2200145 4500 | ||
|---|---|---|---|
| 020 | _a8176292362 | ||
| 082 |
_a363.7372 _bSIN |
||
| 090 |
_c15216 _d22887 |
||
| 100 | _aSingh, Gurcharan | ||
| 245 | _aPollution to purity of environment | ||
| 260 |
_aNew Delhi _bDeep & Deep publication _c2000 _g2000 |
||
| 300 |
_aviii,124p. _c21cm |
||
| 650 | _aEnvironmental Pollution | ||
| 942 | _cPR | ||
| 999 |
_c43342 _d43342 |
||