Searching : fresh water : the human imperative /

समान संसाधन

• Water.
• Practical solutions in drinking water supply and wastes disposal for developing countries /
  प्रकाशित: (1982)
• For want of water.
• The use of non-conventional water resources in developing countries /
  प्रकाशित: (1985)
• Rainwater harvesting : the collection of rainfall and run-off in rural areas /
  द्वारा: Pacey, Arnold
  प्रकाशित: (1986)