Não informado. (1959). Stal in english. Iron and Stell Institute.
Style de citation Chicago (17e éd.)Não informado. Stal in English. London: Iron and Stell Institute, 1959.
Style de citation MLA (8e éd.)Não informado. Stal in English. Iron and Stell Institute, 1959.
Attention : ces citations peuvent ne pas être correctes à 100%.