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World Neighbors -Oklahoma City, OK, US,
« Drink pure water (Africa) ». World Neighbors, Oklahoma City, OK, USA, p. Slide series (43 slides + text, 12p.).
C. H. S. K. A. T. - St. Gallen,
« Drinking water supply and environmental sanitation : 20 basic books ». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 13 p.
E. Moseti, Mohammed, K., Ashisoma, F., et Odidi, G.,
« Enhancing consumer participation in water service delivery through Water Action Groups ». Water Services Regulatory Boards, WASREB, Nairobi, Kenya, p. 12 p.; ill.
L. Goulet, Liem, N. Thanh, Dung, L. Kim, et Van Hao, L.,
« Evaluation of the Unicef assisted school sanitation and health education project in Vietnam : prepared for MOET and UNICEF ». UNICEF, New York, NY, USA, p. 127 p. : 3 box., 2 fig., 1 map., photogr., 23 tab.
C. H. Internatio Geneva,
« The International Federation software tools for long-term water and sanitation programming ». International Federation of Red Cross and Red Crescent Societies, Geneva, Switzerland, p. 57 p.; photographs; tab.; fig.
Socio-Economic Units, Kerala -Trivandrum, IN,
« Jalasandesh ». Kerala Water Authority, Socio-Economic Units, Trivandrum, India.
E. W. Steel et Ehlers, C. E.,
Municipal and rural sanitation, 6th ed.ᵉ éd. New York, NY, USA: McGraw-Hill, p. xiv, 663 p. : fig., photogr., tab.