000 00445nam a22001457a 4500
999 _c3634
_d3634
008 200623b ||||| |||| 00| 0 eng d
020 _a9280110578
082 0 0 _a363.6
_bI245
110 _9808
_aIGMCO
245 1 0 _aRecommendation on International Effluent Standards and Guidelines for Performance Tests for Sewage Treatment Plants /
_cby IGMCO
260 _aLondon
_bIGMCO
_c1977
300 _a9 p.
650 0 _aSewage
_xPurification
942 _cBK