APA (7th ed.) Citation

Good, P. C., & Block, F. E. (1960). Preparing high-purity thorium by reduction with sodium. Journal of Metals (1949), 12, 468.

Chicago Style (17th ed.) Citation

Good, P. C., and F. E. Block. "Preparing High-purity Thorium by Reduction with Sodium." Journal of Metals (1949) 12 (1960): 468.

MLA (9th ed.) Citation

Good, P. C., and F. E. Block. "Preparing High-purity Thorium by Reduction with Sodium." Journal of Metals (1949), vol. 12, 1960, p. 468.