1999
B. B. Magtibay,
Wastewater : Volume 2 : policies and guidelines on wastewater disposal systems. Quezon City, The Philippines: Philippine Center for Water and Sanitation - The International Training Network (ITN) Foundation, 1999, p. vii, 201 p. : tabs.
C. H. Swiss Coal Bern,
«Water». Swiss Coalition of Development Organisations, Bern, Switzerland, p. 39 p. : photogr., 1999.
F. R. Communicat Paris,
«Water for all». ONDEO, Paris, France, p. 39 p. : photogr., 1999.
K. Mensah,
«Water law water rights and water supply (Africa) : Ghana : study country report». Cranfield University at Silsoe, Institute of Water and Environment, Silsoe, UK, p. 28 p. : 1 tab., 1999.
D. F. I. D. United Kin GB,
«Water law water rights and water supply (Africa) : study summary report». Cranfield University at Silsoe, Institute of Water and Environment, Silsoe, UK, p. 12 p., 1999.
D. F. I. D. United Kin GB,
«Water law water rights and water supply (Africa) : Zambia study country report». Cranfield University at Silsoe, Institute of Water and Environment, Silsoe, UK, p. 36 p. : tabs., 1999.
W. Amarasinghe, Lal, M., y Sakhivadivel, R.,
Water scarcity variation within a country: a case study of Sri Lanka, vol. no. 32. Colombo, Sri Lanka: International Water Management Institute (IWMI), 1999, p. 29 p. : map, tabs.
K. M. Bility y Onya, H.,
«Water use, sanitation practices, perceptions and hygiene education in primary school children in the Northern province and Western Cape, South Africa». Water Research Commission, WRC, Pretoria, South Africa, p. 66 p. : fig., tabs., 1999.
B. B. Magtibay,
Water : Volume 1 : policies and guidelines on water supply systems, First printing. Imus, Philippines: Biosphere Environmental Health systems Consultancy Services, 1999, p. 231 p. : tabs.
