APA Style

Christie, Agatha. (1991). Murder on the Orient Express . New York: HarperCollins.

Chicago Style

Christie, Agatha. Murder on the Orient Express. New York: HarperCollins, 1991. Text.

MLA Style

Christie, Agatha. Murder on the Orient Express. New York: HarperCollins, 1991. Text.

Turabian Style

Christie, Agatha. Murder on the Orient Express. New York: HarperCollins, 1991. Print.