Valuing water, valuing livelihoods: Guidance on social cost- benefit analysis of drinking- water interventions, with special reference to small community water supplies
Wedi'i Gadw mewn:
Prif Awdur: | |
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Fformat: | Anhysbys |
Cyhoeddwyd: |
New York
World health Organization
2011
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Mynediad Ar-lein: | Visit NHRC Library |
Tagiau: |
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