Thematic Working Group on Water, Hygiene and Sanitation, World Health Organization. Regional Office for the Western Pacific, & East Asia Ministerial Conference on Sanitation and Hygiene. (2010). Sanitation and hygiene in East Asia. World Health Organization, Regional Office for the Western Pacific.
Cita Chicago (17th ed.)Thematic Working Group on Water, Hygiene and Sanitation, World Health Organization. Regional Office for the Western Pacific, i East Asia Ministerial Conference on Sanitation and Hygiene. Sanitation and Hygiene in East Asia. Manila: World Health Organization, Regional Office for the Western Pacific, 2010.
Cita MLA (9th ed.)Thematic Working Group on Water, Hygiene and Sanitation, et al. Sanitation and Hygiene in East Asia. World Health Organization, Regional Office for the Western Pacific, 2010.