APA (7th ed.) Citation

Christie, A. <. (1969). Poirot investigates = Poirot rechnet ab <engl.>: Agatha Christie. Pan Books.

Chicago Style (17th ed.) Citation

Christie, Agatha <1890-1976>. Poirot Investigates = Poirot Rechnet Ab <engl.>: Agatha Christie. London: Pan Books, 1969.

MLA (8th ed.) Citation

Christie, Agatha <1890-1976>. Poirot Investigates = Poirot Rechnet Ab <engl.>: Agatha Christie. Pan Books, 1969.

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