000 00444 a2200157 4500
003 OSt
005 20250429103636.0
008 250429b |||||||| |||| 00| 0 eng d
020 _a955901207x
041 _aEnglish
082 _a363.73
_bIND
245 _aIndustrial pollution control guidelines :
_bno. 8 metal finishing industry /
260 _aColombo :
_bCentral Environmental Authority,
_c1992.
_g1992.
300 _a21 p.
942 _cPRB
_2ddc
999 _c6940
_d6940