Appropriate technology for water supply and sanitation.
By: [by Hillel I. Shuval, Charles G. Gunnerson, and DeAnne S.Julius].
Contributors: Shuval, Hillel I.; Gunnerson, Charles G.; Julius, DeAnne S.
Publisher: Transportation, Water, and Telecommunications Department, The World Bank
Published: 1981
Place of publication: Washington, D.C
Language: eng