N. L. I. W. A. C. O. - Rotterdam, Social Planning, Analysis and Administration Consultants -Cairo, EG, SPAAC, and Cairo, E. G. U. N. I. C. E. F. -,
“Assessment of the impact of a combined water and sanitation programme in Upper Egypt : proximate impact analysis : environmental sanitation survey”. IWACO, Rotterdam, The Netherlands, p. iii, 84 p. + annexes (ca. 40 p): fig., tab., 1991.
K. Nwe Oo, Han, A. M., Aye, T., and Hlaing, T.,
“Bacteriologic studies of food and water consumed by children in Myanmar : 2. Lack of association between diarrhoea and contamination of food and water”,
Journal of diarrhoeal diseases research, pp. p. 91-93: tab., 1991.
H. Hawes, Nicholson, J., and Bonati, G.,
“Children, health and science : child-to-child activities and science and technology teaching”, vol. no. 41. UNESCO, Division of Science, Technical and Environmental Education, Paris, France, p. iv, 122 p.: drwng, fig., 1991.
O. M. Bateman and Smith, S.,
“A comparison of the health effects of water supply and sanitation in urban and rural Guatemala”, vol. no. 352. Environmental Health Project (EHP), Arlington, VA, USA, p. x, 31 p.: 8 fig., 9 tab., 1991.
I. Serageldin, Diop, F., and Hill, K.,
“Economic crisis, structural adjustment, and health in Africa”, vol. no. 766. World Bank, Population and Human Resources Department, Washington, DC, USA, p. 74 p.: 19 fig., 6 tab., 1991.
S. A. Esrey,
“Interventions for the control of diarrhoeal diseases among young children : fly control”. World Health Organization, Diarrhoeal Diseases Control Programme, Geneva, Switzerland, p. 19 p.: 5 tab, 1991.
N. - NA and UNICEF -New York, NY, US,
“Programme plans of operations 1992-1996”. Goverment of Namibia, Windhoek, Namibia, p. 312 p.: tab., 1991.