1991
S. Mesfin,
« Constructing and operating treatment plants », in
Infrastructure, environment, water and people : proceedings of the 17th WEDC Conference, United Nations Centre for Human Settlement (Habitat), Nairobi, Kenya, 19-23 August 1991, 1991, p. P. 139-142: 3 fig., 1 tab.
WHO -Geneva, CH, World Health Organization,
Control of Chagas disease : report of a WHO Expert Committee, vol. no. 811. Geneva, Switzerland: World Health Organization (WHO), 1991, p. vi, 95 p.: 3 fig., 7 tab.
J. E. Paul et Mauskopf, J. A.,
« Cost-of-illness methodologies for water-related diseases in developing countries », vol. no. 75. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 78 p.: fig., tab., 1991.
United Nations -New York, NY, US,
Criteria for and approaches to water quality management in developing countries, vol. no. 26. New York, NY, USA: United Nations, 1991, p. xiv, 388 p. : 42 fig., 51 tab.
D. O'Brien,
« Data collection handbook : CARE tools for evaluation ». CARE, Technical Assistance Group, New York, NY, USA, p. 124 p.: 20 fig., 1991.
U. Jumani,
Dealing with poverty : self-employment for poor rural women. New Delhi, India: SAGE Publications, 1991, p. 246 p.: 3 fig., 5 tab.
J. Christmas et de Rooy, C.,
« The Decade and beyond »,
Waterlines, an international journal of water, sanitation and waste, p. p. 5-9: fig., photogr., 1991.
J. Singano,
« Defluoridation of drinking water by using magnesia and polyaluminium chloride », vol. no. 48. Tampere University of Technology, Institute of Water and Environmental Engineeri, Tampere, Finland, p. 77 p.: 14 fig., 38 tab., 1991.
M. B. Degen, Reneau, R. B., Hagedorn, C., et Martens, D. C.,
« Denitrification in onsite wastewater treatment and disposal systems », vol. no. 171. Virginia Water Resources Research Center, Blacksburg, VA, USA, p. xii, 113 p. : fig., tab., 1991.
C. Chibi,
« Design and performance of a community-level iron removal plant »,
Waterlines, an international journal of water, sanitation and waste, p. p. 9-10: 2 fig., 2 tab., photogr., 1991.
L. C. A. Naegel, Real, J. G., et Mazaredo, A. M.,
« Designing a spiral pump for irrigation »,
Waterlines, an international journal of water, sanitation and waste, p. p. 30-31: 1 fig., photogr., 1991.
L. Srinivasan,
« Designing SARAR materials : a manual for artists ». UNDP PROWWESS (Promotion of the Role of Women in Water Supply and Sanitation), New York, NY, USA, p. 40 p.: ill., 1991.
B. Reed,
« Designing simple pipelines »,
Waterlines, an international journal of water, sanitation and waste, vol. no. 29, p. p. 15-18: 5 fig., 1 tab., 1991.
S. Cairncross,
« Developing evaluation guidelines for studying hygiene practices »,
Waterlines, an international journal of water, sanitation and waste, p. p. 2-5: photogr., 1991.
J. Pickford,
Developing world water. London, UK: Grosvenor Press, 1991, p. 523 p.: photogr.