Citazione Stile APA (7a Edizione)

Harrison, H. (1976). The deathworld trilogy: Three novels (7 print.). Berkley Publishing Corporation.

Citazione stile Chigago Style (17a edizione)

Harrison, Harry. The Deathworld Trilogy: Three Novels. 7 print. New York: Berkley Publishing Corporation, 1976.

Citatione MLA (9a ed.)

Harrison, Harry. The Deathworld Trilogy: Three Novels. 7 print. Berkley Publishing Corporation, 1976.