B. Arnold, Arana, B., Mausezahl, D., Hubbard, A., and Colford, J. M.,
“Evaluation of a pre-existing, 3-year household water treatment and handwashing intervention in rural Guatemala”,
International journal of epidemiology, p. P. 1651b - 1661; 6 tab.
L. Goulet, Liem, N. Thanh, Dung, L. Kim, and 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.
“Evaluation report EV / DFID”. United Kingdom, Department for International Development, London, UK.
EVD marktrapport. The Hague, The Netherlands: Netherlands, Ministry of Economic Affairs.
“E-WAter”. European Water Association, EWA, Tampere, Finland.
Exchange of environmental exprerience series. Nairobi, Kenya: UNEP, United Nations Environment Programme.
“Face to face”. Face to Face, Kathmandu, Nepal.