| 000 | 00423nam a22001337a 4500 | ||
|---|---|---|---|
| 082 |
_a34:92 _bLET |
||
| 100 |
_aLetha R _910141 |
||
| 245 | _aReduction of hexavalent chromium in the effluent of a metal finishing industry | ||
| 260 |
_aKochi _bSchool of environmental studies _bCUSAT _c1992 |
||
| 300 | _a44p. | ||
| 650 |
_aHindustan machine tools limited _vHMT _910142 |
||
| 700 |
_aDr. A Mohandas, guided by _99832 |
||
| 942 | _cSD | ||
| 999 |
_c244646 _d244646 |
||