APA (7th ed.) Citation

Bretnor, R. (1974). Science fiction, today and tomorrow ([1st ed.].). Harper & Row.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

Bretnor, Reginald. Science Fiction, Today and Tomorrow. [1st ed.]. Harper & Row, 1974.

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