APA (7th ed.) Citation

Clarke, A. C. (1990). Astounding days: A science fictional autobiography. Bantam Books.

Chicago Style (17th ed.) Citation

Clarke, Arthur C. Astounding Days: A Science Fictional Autobiography. New York: Bantam Books, 1990.

MLA (9th ed.) Citation

Clarke, Arthur C. Astounding Days: A Science Fictional Autobiography. Bantam Books, 1990.

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