Technology for water supply and sanitation in developing countries : report of a WHO Study Group.

Những quyển sách tương tự

• Practical solutions in drinking water supply and wastes disposal for developing countries /
  Được phát hành: (1982)
• The risk of groundwater pollution by on-site sanitation in developing countries : a literature review /
  Bằng: Lewis, W. John
  Được phát hành: (1980)
• Water, sanitation, health - for all ? : prospects for the International Drinking Water Supply and Sanitation Decade, 1981-90 /
  Được phát hành: (1981)
• Resource mobilization for drinking water and sanitation in developing nations : proceedings of the international conference /
  Được phát hành: (1987)
• Sanitation in developing countries /
  Được phát hành: (1978)