Rural water supplies and sanitation /

Samankaltaisia teoksia

• Technology for water supply and sanitation in developing countries : report of a WHO Study Group.
  Julkaistu: (1987)
• Rural water supply and sanitation /
  Tekijä: Wright, Forrest Blythe, 1896-
  Julkaistu: (1977)
• Rural sanitation : planning and appraisal /
  Julkaistu: (1980)
• Women's issues in water and sanitation : attempts to address an age-old challenge
  Julkaistu: (1985)
• The International Drinking Water Supply and Sanitation Decade Directory.
  Julkaistu: (1984)