APA (7th ed.) Citation

Christie, A. (1988). Taken at the flood (18th impression.). Fontana/Collins.

Chicago Style (17th ed.) Citation

Christie, Agatha. Taken at the Flood. 18th impression. New York: Fontana/Collins, 1988.

MLA (9th ed.) Citation

Christie, Agatha. Taken at the Flood. 18th impression. Fontana/Collins, 1988.