Appraisal of four alternative excreta removal systems for urban areas in developing countries

Παρόμοια τεκμήρια

• Alternative sanitary waste removal systems for low-income urban areas in developing countries
  από: Bahia, Hansen., Jens Aage
  Έκδοση: (1977)
• Alternative wastewater treatment low-cost small systems, research and development : proceedings of the conference held at Oslo, Norway, September 7-10, 1981
  Έκδοση: (1982)
• Sanitation in developing countries /
  Έκδοση: (1978)
• Wastewater treatment alternatives for rural and semirural areas proceedings of the fifth national conference, 1978
  Έκδοση: (1979)
• Screenings and grit in sewage : removal,treatment and disposal, phase 3; Storm water overflows and pumping stations /
  Έκδοση: (1988)