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2
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"Making the links" : guidelines for hygiene education in community water supply and sanitation : with particular emphasis on public standpost water supplies / prep. by Marieke T. Boot.
- International reference centre for community water supply and sanitation (IRC),
- 1984.
- The Hague :
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Participation of women in water supply and sanitation : roles and realities / Christine van Wijk-Sijbesma.
- International reference centre for community water supply and sanitation (IRC),
- 1985.
- The Hague :