00625nam a22002177a 4500 WUSLLib 250228b |||||||| |||| 00| 0 eng d 9789241547772 English 616.9802 GUI Guide to hygiene and sanitation in aviation 03rd ed. Geneva: World Health Organization; 2009. xii, 59p.; 21cm. General issue 26864 Water requirements 26865 Water safety plans 26866 Water quality 4699 Sanitary condition of aircraft 26867 ddc PR 63690 63690 0 0 ddc 0 0 REF MEDL MEDL REF 2025-02-28 0 616.9802 GUI 300793 2025-02-28 00:00:00 2025-02-28 PR