United Nations Industrial Development Organization. (1972). Information sources on the cement and concrete industry (Rev. ed.). United Nations.
Chicago Style (17th ed.) CitationUnited Nations Industrial Development Organization. Information Sources on the Cement and Concrete Industry. Rev. ed. New York: United Nations, 1972.
MLA (9th ed.) CitationUnited Nations Industrial Development Organization. Information Sources on the Cement and Concrete Industry. Rev. ed. United Nations, 1972.
Warning: These citations may not always be 100% accurate.