APA (7th ed.) Citation

Ratzel, F., Butler, A. J., & Taylor, E. B. (1896). The history of mankind: Translation from the German. Macmillam.

Chicago Style (17th ed.) Citation

Ratzel, Friedrich, Arthur John Butler, and E. B. Taylor. The History of Mankind: Translation from the German. London: Macmillam, 1896.

MLA (9th ed.) Citation

Ratzel, Friedrich, et al. The History of Mankind: Translation from the German. Macmillam, 1896.