Não informado. (1974). Quarry management and products. Quarry Managers Journal.
Style de citation Chicago (17e éd.)Não informado. Quarry Management and Products. London: Quarry Managers Journal, 1974.
Style de citation MLA (8e éd.)Não informado. Quarry Management and Products. Quarry Managers Journal, 1974.
Attention : ces citations peuvent ne pas être correctes à 100%.