Não informado. (2003). Concrete building and concret products. Cement and Concrete Association.
Style de citation Chicago (17e éd.)Não informado. Concrete Building and Concret Products. London: Cement and Concrete Association, 2003.
Style de citation MLA (8e éd.)Não informado. Concrete Building and Concret Products. Cement and Concrete Association, 2003.
Attention : ces citations peuvent ne pas être correctes à 100%.