APA (7th ed.) Citation

Hill, D. (1982). Planet of the warlord (First American edition.). Atheneum.

Chicago Style (17th ed.) Citation

Hill, Douglas. Planet of the Warlord. First American edition. New York: Atheneum, 1982.

MLA (9th ed.) Citation

Hill, Douglas. Planet of the Warlord. First American edition. Atheneum, 1982.