1980
J. L. Ventura Rivas, J. Velasco, O., Roque, J. R., D. de la O., C., en Oviedo, F. A.,
“Manual de promocion de comunidades para sistemas de agua potable y letrinizacion en el medio rural”. El Salvador, Departamento de Acueductos Rurales, San Salvador, El Salvador, p. ca. 200 p., 1980.
C. Environmen CA en CA, O. (Province),
Manual of practice on urban drainage, vol. no. 104. Ottawa, Ont, Canada: Environment Canada, 1980, p. xvi, 326 p. : 67 fig., 48 tab.
I. N. Central Pu Organisation en IN, I. Ministry o,
“Manual on sewerage and sewage treatment”. India, Ministry of Works and Housing, New Delhi, India, p. xix + 196 p. : fig. tab., 1980.
L. Sidwell,
“Montserrat Water Authority accounting department handbook”. Pan American Health Organization, Division of Environmental Health Protection, Bridgetown, Barbados, p. 139 p.: charts, 1980.
M. Bourgeois,
“Notice explicative des cartes de planification des resources en eau du Cameroun”. Comite Interafricain d'Etudes Hydrauliques (CIEH), Ouagadougou, Burkina Faso, p. 68 p. : fig., tab. + 3 maps, 1980.
VITA -Arlington, VA, US,
“Overshot waterwheel : a design and construction manual”. Volunteers in Technical Assistance, Arlington, VA, USA, p. iv, 94 p.: fig., 1980.
United Nations Department of Technical Co-operation for Development -New York, NY, US en Stockholm, S. E. S. I. D. A. -,
“Papers presented at the United Nations Interregional Seminar on Rural Water Supply, Uppsala, Sweden, 6-17 October 1980”. United Nations Department of Technical Co-operation for Development, New York, NY, USA, p. ca. 200 p. (various paging), 1980.
V. Stibic,
Personal documentation for professionals : means and methods. Amsterdam, The Netherlands: North-Holland Publishing Company, 1980, p. xii, 216 p.
G. S. Eilerts, Ingold, D. L., en Lutheran World Relief -New York, NY, US,
“PMB puisard maraicher en beton = PMB shallow well construction”. Lutheran World Relief, New York, NY, USA, p. 55 p. : techn.drwng, 1980.
WASH -Arlington, VA, US,
“Possible disinfection of oral rehydration solutions : notes from November 13, 1980 meeting with Drs. Richard Cash and Lincoln Chen”, vol. no. 2. Water and Sanitation for Health Project (WASH), Arlington, VA, USA, p. 14 p. in various pagings, 1980.