APA (7th ed.) Citation

Jeffreys, H. (1970). The earth: Its origin, history and physical constitution (5th ed.). University Press.

Chicago Style (17th ed.) Citation

Jeffreys, Harold. The Earth: Its Origin, History and Physical Constitution. 5th ed. Cambridge [England]: University Press, 1970.

MLA (9th ed.) Citation

Jeffreys, Harold. The Earth: Its Origin, History and Physical Constitution. 5th ed. University Press, 1970.