APA (7th ed.) Citation

Bulmer, K., & Brunner, J. (1961). Beyond the silver sky. Ace Books Inc..

Chicago Style (17th ed.) Citation

Bulmer, Kenneth, and John Brunner. Beyond the Silver Sky. New York, N.Y.: Ace Books Inc., 1961.

MLA (9th ed.) Citation

Bulmer, Kenneth, and John Brunner. Beyond the Silver Sky. Ace Books Inc., 1961.