APA (7th ed.) Citation

Christie, D. A. (1999). Hercule poirot: The complete short stories. Harper Collins.

Chicago Style (17th ed.) Citation

Christie, Dame Agatha,1890-1976. Hercule Poirot: The Complete Short Stories. London: Harper Collins, 1999.

MLA (9th ed.) Citation

Christie, Dame Agatha,1890-1976. Hercule Poirot: The Complete Short Stories. Harper Collins, 1999.