APA (7th ed.) Citation

Agricola, G., Hoover, H., & Hoover, L. H. (1912). Georgius Agricola De re metallica. The Mining magazine.

Chicago Style (17th ed.) Citation

Agricola, Georg, Herbert Hoover, and Lou Henry Hoover. Georgius Agricola De Re Metallica. London: The Mining magazine, 1912.

MLA (9th ed.) Citation

Agricola, Georg, et al. Georgius Agricola De Re Metallica. The Mining magazine, 1912.