J. K. Jordan, Buijs, P., and Wyatt, A. S.,
“Assessment of the operations and maintenance component of water supply projects”, vol. no. 35. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. v, 90 p., 1986.
P. E. C. E. P. I. S. - Lima,
“Drinking water supply and sanitary disposal of excreta in marginal urban areas : proceedings of the symposium held in Santiago, Chile, 5-9 November 1984”, vol. no. 25. Pan American Center for Sanitary Engineering and Environmental Sciences, Lima, Peru, p. iv, 345 p.: fig., tab., 1986.
L. M. Gross, Schneider, R., and Solares, C.,
“Evaluacion del proyecto de agua y saneamiento rural en Honduras”, vol. no. 169. Water and Sanitation for Health Project (WASH), Washington, DC, USA, p. xi, 123 p.: fig., tab., 1986.
T. Murre, Borsboom, P., Cornelisse, M., Rietveld, L., Roomer, R., van der Pal, H., and Beuken, R.,
“ISP Camoapa : informe principal”. Delft University of Technology, Delft, The Netherlands, p. 108 p.: fig., tab., 1986.
C. Hafner, Zellmer, B., Briscoe, J., and Warner, D. B.,
“Malawi self-help rural water supply program : final evaluation”, vol. no. 186. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. xiv, 143 p.: fig., tab., photogr., 1986.
P. E. Comite Nac Lima,
“Plan nacional de saneamiento basico”. Comite Nacional de Coordinacion de Saneamiento Basico, Lima, Peru, p. 3 vol. (155, 17, 71 p.): fig., tab., 1986.
B. F. C. I. E. H. - Ouagadougou,
“Treizieme conseil des ministres”. Comite Interafricain d'Etudes Hydrauliques (CIEH), Ouagadougou, Burkina Faso, p. 2 vol. (various pagings), 1986.