000 005930000a22001810004500
001 21273
090 _a21273
100 _a20190520 frey50
101 _aeng
102 _aCH
200 0 1 _aHealth aspects of environmental pollution control : planning and implementation of national programmes : report of a WHO Expert Committee
_fWorld Health Organization Expert Committee
210 _aGeneva
_c1974
_dWHO
215 _a57 p.
_cil.
_d20 cm
225 _aTechnical report series
310 _aBrochado
317 _aIPIMAR
676 _a449 w
710 _aWorld Health Organization Expert Committee