APA (7th ed.) Citation

Moore, C. L. (1954). Northwest of earth ([1st ed.].). Gnome Press.

Chicago Style (17th ed.) Citation

Moore, C. L. Northwest of Earth. [1st ed.]. New York: Gnome Press, 1954.

MLA (9th ed.) Citation

Moore, C. L. Northwest of Earth. [1st ed.]. Gnome Press, 1954.