Guidelines for planning community participation activities in water supply and sanitation projects
The draft was then reviewed by more than 40 experts whose comments and recommendations have considerably improved this guide book.
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格式: | 圖書 |
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Geneva
World Health Organization (WHO)
2000
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Thư viện lưu trữ: | Trung tâm Học liệu Trường Đại học Cần Thơ |
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