000 00408nam a2200121Ia 4500
100 _aMara, Duncan & Cairncross, Sandy
020 _a92-4-154248-9
942 _cBK
245 _aGuidelines for the safe use of wastewater and excreta in agriculture and aquaculture : measures for public health protection
260 _aWorld Health Organisation, Geneva
_c1989
082 _a363.728 Mar/Cai
300 _avii; 187
999 _c66632
_d66632