Não informado. (1977). World cement technology. Cement and Concrete Association.
Style de citation Chicago (17e éd.)Não informado. World Cement Technology. London: Cement and Concrete Association, 1977.
Style de citation MLA (8e éd.)Não informado. World Cement Technology. Cement and Concrete Association, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.