APA (7th ed.) Citation

Christie, A. (1945). Poirot investigates (1st. Australian ed.). Australasian Publishing Co. for British Publishers Guild.

Chicago Style (17th ed.) Citation

Christie, Agatha. Poirot Investigates. 1st. Australian ed. Sydney: Australasian Publishing Co. for British Publishers Guild, 1945.

MLA (8th ed.) Citation

Christie, Agatha. Poirot Investigates. 1st. Australian ed. Australasian Publishing Co. for British Publishers Guild, 1945.

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