Department of Economic and Social Affairs. (1964). Soil-cement: Its use in building. United Nations.
Cita Chicago (17th ed.)Department of Economic and Social Affairs. Soil-cement: Its Use in Building. Nueva York: United Nations, 1964.
Cita MLA (9th ed.)Department of Economic and Social Affairs. Soil-cement: Its Use in Building. United Nations, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.