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Operation and maintenance of urban water supply and sanitation systems: a guide for managers. Operation and maintenance of urban water supply and sanitation systems: a guide for managers.

By: Material type: TextTextLanguage: English Publication details: Geneva WHO 1994Description: ix, 102p., 24cmISBN:
  • 92-4154471-6.
DDC classification:
  • 628.1, O51Q
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