Cita APA (7th ed.)

World Bank. Transportation, Water and Telecommunications Dept, & Kalbermatten, J. M. (1980). Appropriate technology for water supply and sanitation. Transportation, Water and Telecommunication Dept., World Bank.

Cita Chicago (17th ed.)

World Bank. Transportation, Water and Telecommunications Dept, i John M. Kalbermatten. Appropriate Technology for Water Supply and Sanitation. Washington, D.C.: Transportation, Water and Telecommunication Dept., World Bank, 1980.

Cita MLA (8th ed.)

World Bank. Transportation, Water and Telecommunications Dept, i John M. Kalbermatten. Appropriate Technology for Water Supply and Sanitation. Transportation, Water and Telecommunication Dept., World Bank, 1980.