000 004150000a22001450004500
008 160113t1984 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a628.3
_bU6
942 _cBK
110 _aUNITED NATIONS
245 _aEngineering equipment and automation means for waste-water management in ECE countries, part II
260 _aNew York
_bUnited Nations
_c1984
300 _a55 p.
650 _aWASTE WATER
999 _c125967
_d125967