Biblio

K. E. U. N. E. P. - Nairobi, “Rain and stormwater harvesting in rural areas : a report”, vol. vol. 5. Tycooly, Dublin, Ireland, p. vii, 238 p., 1983.

B. Grover, “Harvesting precipitation for community water supplies”. World Bank, Washington, DC, USA, p. ca. 130 p.: fig., 1971.