APA (7th ed.) Citation

Christie, A. (1976). Hercule Poirot's Christmas (12 Impr.). Fontana/Collins.

Chicago Style (17th ed.) Citation

Christie, Agatha. Hercule Poirot's Christmas. 12 Impr. Glasgow: Fontana/Collins, 1976.

MLA (9th ed.) Citation

Christie, Agatha. Hercule Poirot's Christmas. 12 Impr. Fontana/Collins, 1976.

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