International Drinking Water Supply and Sanitation Consultation, Interlaken, Switzerland, 13-16 October 1987
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International Drinking Water Supply and Sanitation Consultation (1987: Interlaken, Switzerland) & World Health Organization. Community Water Supply and Sanitation Unit. (1988). International Drinking Water Supply and Sanitation Consultation, Interlaken, Switzerland, 13-16 October 1987. World Health Organization. https://iris.who.int/handle/10665/61515
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WHO/CWS/88.13 Unpublished24 p.
Document number
WHO/CWS/88.13 UnpublishedLanguage
Englishfrançais