1980
J. H. Austin, Flanagan, D. R., et Francis, Q.,
« A guide for training manual developers ». Caribbean Basin Water Management Project, Bridgetown, Barbados, p. Microfiche (ca. 200 p.): tab., 1980.
M. A. H. Nellor,
« Health effects of water reuse by groundwater recharge ». Center for Research in Water Resources, Austin, TX, USA, p. 74 p. : 9 fig., 17 tab., 1980.
J. N. Purohit,
« Improving sanitary conditions of the village surroundings : disposal of human excreta. », vol. capsule 2-1-1. National Council of Educational Research and Training, New Delhi, India, p. 20 p. : ill., 1980.
H. Kiestra, Kluft, W., De, N. R., et Dhawan, S. K.,
« India : evaluation mission to Himachal Pradesh : sector : rural water supply : purpose : evaluation of the Logwalti-Bomson Water Supply Scheme ». DHV, Amersfoort, The Netherlands, p. 21, 19 p., 1980.
G. Lynch,
« Installation of new services : a training/job manual ». Pan American Health Organization (PAHO), Washington, DC, USA, p. 76 p. : fig., 1980.
IRC International Water and Sanitation Centre, The Hague, NL et Swindon, G. B. Water Rese,
« Intermediate thesaurus on community water supply and sanitation for developing countries ». IRC, The Hague, The Netherlands, p. 2, 12, 149 p. : 12 fig., 1980.
R. Faruqee,
Kenya : population and development. Washington, DC, USA: World Bank, 1980, p. 234 p. in various pagings.