APA (7th ed.) Citation

Hale, R. D. (1990). The elm at the edge of the earth. Norton.

Chicago Style (17th ed.) Citation

Hale, Robert David. The Elm at the Edge of the Earth. New York: Norton, 1990.

MLA (9th ed.) Citation

Hale, Robert David. The Elm at the Edge of the Earth. Norton, 1990.