000 01152cam a2200145ua 4500
041 _aeng
_h
082 _a628.168
_bWHO/AS
110 1 _aWorld Health Organization .
_bWHO
_c(Geneva )
245 _aAspects of water pollution control /
_cWorld Health Organization.
_hTextual Documents
260 _aGeneva :
_bWorld Health Organisation ,
_c1962.
300 _a116 ; .
504 _a
942 _cBK
999 _c328905
_d328905