Appropriate sanitation alternatives a planning and design manual

समान संसाधन

• Appropriate sanitation alternatives a technical and economic appraisal
  द्वारा: Kalbermatten, John M.
  प्रकाशित: (1982)
• Water supply and sanitation in developing countries
  प्रकाशित: (1982)
• Water supply and sanitation in developing countries /
  प्रकाशित: (1983)
• Drainage and sanitation
  द्वारा: Payne, Rolf, 1928-
  प्रकाशित: (1982)
• Blake's drainage and sanitation /
  द्वारा: Blake, E. H.
  प्रकाशित: (1965)