Hnizdo, E., & Sluis-Cremer, G. K. (1991). Silica exposure, silicosis, and lung cancer: A mortality study of South African gold miners.
Chicago Style aipamenaHnizdo, E., and G K. Sluis-Cremer. Silica Exposure, Silicosis, and Lung Cancer: A Mortality Study of South African Gold Miners. 1991.
MLA aipamenaHnizdo, E., and G K. Sluis-Cremer. Silica Exposure, Silicosis, and Lung Cancer: A Mortality Study of South African Gold Miners. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.