APA (7th ed.) Citation

Hoyle, F., & Hoyle, G. (1969). Rockets in Ursa Major: A novel (Book Club ed.). Harper and Row.

Chicago Style (17th ed.) Citation

Hoyle, Fred, and Geoffrey Hoyle. Rockets in Ursa Major: A Novel. Book Club ed. New York: Harper and Row, 1969.

MLA (9th ed.) Citation

Hoyle, Fred, and Geoffrey Hoyle. Rockets in Ursa Major: A Novel. Book Club ed. Harper and Row, 1969.