APA (7th ed.) Citation

Bretnor, R., & Bova, B. (1974). Science fiction, today and tomorrow: A discursive symposium ([1st ed.].). Harper & Row.

Chicago Style (17th ed.) Citation

Bretnor, Reginald, and Ben Bova. Science Fiction, Today and Tomorrow: A Discursive Symposium. [1st ed.]. New York: Harper & Row, 1974.

MLA (8th ed.) Citation

Bretnor, Reginald, and Ben Bova. Science Fiction, Today and Tomorrow: A Discursive Symposium. [1st ed.]. Harper & Row, 1974.