الموضوعات المستخلصة من بحثك.
الموضوعات المستخلصة من بحثك.
Sanitation
Water
7
Supply
6
Water-supply
5
Congresses
2
Environmental health
2
Health and hygiene
2
Rural poor
2
Water -- Supply
2
Water resources development
2
Water-Supply
2
Contamination
1
Drinking water
1
Evaluation
1
Food industry and trade
1
Food service
1
Government policy
1
Health aspects
1
International Drinking Water Supply and Sanitation Decade, 1981-1990
1
Public health
1
Purification
1
Rates
1
Sewage disposal
1
Social aspects
1
Toilets
1
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1منشور في 1981Reprint. Originally published: London : Earthscan, 1981.كتاب
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3منشور في 1978Papers presented at a conference held at Pembroke College, Oxford, July 5-9, 1977.كتاب
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7كتاب
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8كتاب
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9منشور في 2008a collection of case studies from sanitation and hygiene promotion practitioners in South Asia.كتاب
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