00659nam a2200217Ia 4500 20260808125501.0 260808s9999||||xx |||||||||||||| ||und|| 92-4-154248-9 6010 ENG 613.5 Mara, D. Guidelines for the safe use of wastewater and excreta in agriculture and aquaculture measures for public health protection Geneva World Health Organization 1989 vii + 187 Gift WHO, personal health, hygiene, global standards WHO Personal health and hygiene Cairncross, S. BK 6008 6008 0 0 0 0 HITRT HITRT First Floor/Cup-57/Shelf-2 1990-07-01 WHO 0 613.5 8857 2026-08-08 12:55:01 2026-08-08 BK