Sanitation in developing countries /

Những quyển sách tương tự

• Sanitation in developing countries : proceedings of a worksop on training held in Lobatse, Botswana, 14-20 August 1980.
  Được phát hành: (1981)
• Technology for water supply and sanitation in developing countries : report of a WHO Study Group.
  Được phát hành: (1987)
• Rural sanitation : planning and appraisal /
  Được phát hành: (1980)
• Appraisal of four alternative excreta removal systems for urban areas in developing countries
  Bằng: Hansen, J.A
  Được phát hành: (1978)
• The risk of groundwater pollution by on-site sanitation in developing countries : a literature review /
  Bằng: Lewis, W. John
  Được phát hành: (1980)