1991
WHO -Geneva, CH, World Health Organization,
“Eau potable, assainissement et sante en milieu rural : rapport de la deuxieme consultation du Groupe du Travail OMS Eau- Assainissement- Sante, Geneve, 9-11 Avril 1991”. World Health Organization, Community Water Supply & Sanitation Unit, Geneva, Switzerland, p. iii, 43 p., 1991.
S. Jonsson and Rudengren, J.,
An economic appraisal of a handpump maintenance system using women mechanics, vol. no. 23. Stockholm, Sweden: Stockholm School of Economics, Dept. of International Economics and Geography, 1991, p. 43 p.
World Bank -Washington, DC, US,
“Environmental assessment sourcebook. Vol. I. Policies, procedures, and cross-sectoral issues”, vol. no. 139. World Bank Environment Department, Washington, DC, USA, p. xv, 227 p. : fig., tab., 1991.
H. Christensen, Gray, K., Kleemeier, E., Loft, M., and Schaumburg-Mueller, H.,
“Evaluation report : drinking water projects in India”. DANIDA, Ministry of Foreign Affairs, Copenhagen, Denmark, p. : 4 fig., 19 tab., 1991.
A. Rudqvist,
Fieldwork methods for consultations and popular participation, vol. no. 9. Stockholm, Sweden: Stockholm University, Development Studies Unit, 1991, p. 52 p. + 11 app.
J. K. Lugonzo-Campbell,
“Financially sustainable gravity fed water catchment schemes in Kenya : following a new approach”, in
Rainwater catchment for future generations : proceedings of the 5th International Conference on Rain Water Cistern Systems, Keelung, Taiwan, 4-10 August 1991, 1991, pp. P. 361-370.