APA (7th ed.) Citation

Chandler, A. B. (1984). Frontier of the dark. Ace Science Fiction Books.

Chicago Style (17th ed.) Citation

Chandler, A. Bertram. Frontier of the Dark. New York, N.Y.: Ace Science Fiction Books, 1984.

MLA (9th ed.) Citation

Chandler, A. Bertram. Frontier of the Dark. Ace Science Fiction Books, 1984.