APA (7th ed.) Citation

Smart, W. M. (1953). The origin of the earth ([2d ed.].). University Press.

Chicago Style (17th ed.) Citation

Smart, W. M. The Origin of the Earth. [2d ed.]. Cambridge [England]: University Press, 1953.

MLA (9th ed.) Citation

Smart, W. M. The Origin of the Earth. [2d ed.]. University Press, 1953.