APA (7th ed.) Citation

Clarke, A. C. (1970). Prelude to space. Harcourt, Brace & World.

Chicago Style (17th ed.) Citation

Clarke, Arthur C. Prelude to Space. New York: Harcourt, Brace & World, 1970.

MLA (9th ed.) Citation

Clarke, Arthur C. Prelude to Space. Harcourt, Brace & World, 1970.

Warning: These citations may not always be 100% accurate.