1981
L. Robles-Austriaco,
“Construction of Ferrocement Water Tanks”. Asian Institute of Technology, Bangkok, Thailand, p. Slide series (30 slides + text, 8p.), 1981.
P. C. Dreijer,
“Contaminacion ambiental en Ecuador”, vol. no. 9. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 102 p., 1981.
T. Lagerund,
“Cost of main components of water supply schemes”, in
Water master plans for Rukwa and Kigoma regions : interim report. Part IV. Selected working papers : A, 1981, pp. Working paper no. 18 (22 p., p. A1-A2, p. B1-B14).
I. Urke and Fossum, P.,
“Cost of water treatment units”, in
Water master plans for Rukwa and Kigoma regions : interim report. Part IV. Selected working papers : A, 1981, p. Working paper no. 34 (27 p. in various pagings : ill.).
D. J. Casley and Lury, D. A.,
Data collection in developing countries. Oxford, UK: Oxford University Press, 1981, p. xi, 244 p.: fig., tab.
UNDP -New York, NY, US,
“Decade action guide”. UNDP Division of Information, New York, NY, USA, p. ((7)) p., 1981.
D. T. Lauria,
“Design guidelines for low-cost water and sanitation”, in
Project monitoring and reappraisal in the International Drinking Water Supply and Sanitation Decade : papers presented at Session 40, ASCE International Convention, New York, NY, May 11-15, 1981, 1981, pp. P. 196-220 : fig., tab.
F. Ahmed,
“Design parameters for rural water supplies in Bangladesh : a thesis”. Bangladesh University of Engineering and Technology, Dhaka, Bangladesh, p. xi, 141 p.: fig., tab., 1981.
“Development of small scale systems for iron removal from groundwaters”, in
Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981.
M. A. Gill,
“Development of water resources in the Sokoto State”, in
Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981.
C. Puech,
“Diffusions des rejets en mer”. Comite Interafricain d'Etudes Hydrauliques (CIEH), Ouagadougou, Burkina Faso, p. 32 p.: fig., 1981.
W. Rybczynski,
Double-vault composting toilets : a state-of-the-art review, vol. no. 6. Bangkok, Thailand: Environmental Sanitation Information Center, ENSIC, 1981, p. 27 p. + 37 p. annexes : 12 fig.
UNICEF -New York, NY, US,
“A drop of water”. UNICEF, New York, NY, USA, p. Slide series (20 slides + text, 4p.), 1981.
I. Carruthers and Stoner, R.,
Economic aspects and policy issues in groundwater development, vol. no. 496. Washington, DC, USA: World Bank, 1981, p. ii, 6, 110 p.: fig., tab.
H. I. Shuval, Tilden, R. L., Perry, B. H., and Grosse, R. N.,
“Effect of investments in water supply and sanitation on health status : a threshold-saturation theory”,
Bulletin of the World Health Organization, pp. p. 243-248: fig., 1981.
M. A. Abdullah,
“Engineering measures for the development of surface water resources in Kano State”, in
Water and waste engineering in Africa : proceedings of the 6th WEDC Conference 24-28 March 1980 at Ahmadu Bello University, Zaria, Nigeria, 1981, pp. p. 74-79.
H. A. Heckman,
“Enterprise performance development”. Asian Institute of Technology, Bangkok, Thailand, p. ii, 24 p. + 13 p. annexes : 7 fig., 1981.
PAHO -Washington, DC, US,
Environmental health activities of the Pan American Health Organization, vol. no. 1. Washington, DC, USA: Pan American Health Organization (PAHO), 1981, p. vi, 49 p.