Cita APA (7a ed.)
Däniken, E. v., & Heron, M. (1968). Chariots of the gods?: Unsolved mysteries of the past. Berkley Books.
Cita Chicago Style (17a ed.)
Däniken, Erich von, y Michael Heron. Chariots of the Gods?: Unsolved Mysteries of the Past. New York: Berkley Books, 1968.
Cita MLA (9a ed.)
Däniken, Erich von, y Michael Heron. Chariots of the Gods?: Unsolved Mysteries of the Past. Berkley Books, 1968.
警告：這些引文格式不一定是100％准確.