000 004550000a22001690004500
008 160113t1984 xxu||||| |||| 00| 0 eng d
020 _a92-4-154170-5
041 _aeng
080 _a628.16
_bW6
942 _cBK
110 _aWORLD HEALTH ORGANIZATION
245 _aGuidelines for drinking-water quality, vol.3
260 _aGeneva
_bWorld Health Organization
_c1984
300 _a130 p.
650 _aWATER TREATMENT
650 _aWATER:PURIFICATION
999 _c125864
_d125864