1990
H. Mitwally,
“A study on the local manufacture of plastic latrine pans in Egypt”. World Health Organization Eastern Mediterranean Regional Office, Alexandria, Egypt, p. 48 p.: 15 fig., 2 tab., 1990.
E. Nissen-Petersen and Lee, M.,
“Sub-surface and sand-storage dams”, vol. manual no. 5. ASAL Rainwater Harvesting, Nairobi, Kenya, p. iii, 43 p.: fig., 1990.
R. Alward,
“Summary of activities of INRESA network on simple solar water disinfection system testing and evaluation”, in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, pp. P. 20-33.
M. W. Blokland, Boot, M. T., and Radi, A. H. Al,
“Support Rural Water Supply Department, Republic of Yemen : report of the 1990 Yemeni-Dutch evaluation mission”. Netherlands, Ministry of Foreign Affairs, DGIS, The Hague, The Netherlands, p. xii, 25 p., 1990.
I. Ministry o ID,
“Support study for master planning for water supply subsector policy”. Indonesia, Ministry of Public Works, Directorate General of Human Settlements, Jakarta, Indonesia, p. 29 p. + 26 p. ann., 1990.
F. A. Ryan,
“Survival by sea water”. Ryan Foundation, Chennai, India, p. 56 p. : ill., 1990.
C. Wanjala,
“Syllabus for well committees' seminar”. Kefinco, Helsinki, Finland, p. 39 p. : drwng., 1990.
UNDP -New York, NY, US and de l'Industrie, del'Hydrauli,
“Synthese hydrogeologique du Mali”. UNDP Department of Technical Cooperation for Development, New York, NY, USA, p. 291 p. : fig., map, tab., 1990.
D. Narayan-Parker,
“Taking the pulse for community management in water and sanitation”. UNDP PROWWESS (Promotion of the Role of Women in Water Supply and Sanitation), New York, NY, USA, p. 8 p.: ill., 1990.
K. Palanisami,
“Tank irrigation in south India : what next?”, vol. no. 90/2e. Overseas Development Institute (ODI), London, UK, p. 15 p.: tab., 1990.
I. Rajeswary,
“Tapping fog for water”,
Source, pp. p. 26-28: photogr., 1990.
P. Roark and Yacoob, M.,
“Tech pack : steps for implementing rural water supply and sanitation projects”, vol. no. 62. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. v, 111 p.: fig., 1990.
R. Franceys,
“Technical brief no. 23 : A guide to sanitation selection”,
Waterlines, an international journal of water, sanitation and waste, vol. no. 23, pp. p. 15-18: fig., 1990.
M. Ince,
“Technical Brief No. 25 : Eye and skin diseases”,
Waterlines, an international journal of water, sanitation and waste, vol. no. 25, pp. p. 15-18: ill., 1990.