APA (7th ed.) Citation

Christie, A. (1977). And then there were none. Pocket Books.

Chicago Style (17th ed.) Citation

Christie, Agatha. And Then There Were None. New York: Pocket Books, 1977.

MLA (9th ed.) Citation

Christie, Agatha. And Then There Were None. Pocket Books, 1977.

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