Lewis, W. John
The risk of groundwater pollution by on-site sanitation in developing countries : a literature review / W. John Lewis, Stephen S. D. Foster, Bohumil S. Drasar - Duebendorf : International Reference Centre for Wastes Disposal, 1980 - 79 p. : ill. - Report / no. 01/82 .
Water supply -- Developing countries
Sanitation -- Developing countries
Groundwater-- Pollution -- Developing countries
The risk of groundwater pollution by on-site sanitation in developing countries : a literature review / W. John Lewis, Stephen S. D. Foster, Bohumil S. Drasar - Duebendorf : International Reference Centre for Wastes Disposal, 1980 - 79 p. : ill. - Report / no. 01/82 .
Water supply -- Developing countries
Sanitation -- Developing countries
Groundwater-- Pollution -- Developing countries