APA Style

Case, John. (2002). The Eighth day . New York: Ballantine Books.

Chicago Style

Case, John. The Eighth day. New York: Ballantine Books, 2002. Book.

MLA Style

Case, John. The Eighth day. New York: Ballantine Books, 2002. Book.

Turabian Style

Case, John. The Eighth day. New York: Ballantine Books, 2002. Book.