APA (7th ed.) Citation

Christie, A. (1984). Hercule Poirot's casebook. Dodd, Mead.

Chicago Style (17th ed.) Citation

Christie, Agatha. Hercule Poirot's Casebook. New York: Dodd, Mead, 1984.

MLA (9th ed.) Citation

Christie, Agatha. Hercule Poirot's Casebook. Dodd, Mead, 1984.

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