APA引文

Christie, A. (2002). Elephants can remember (Agatha Christie signature ed.). HarperCollins.

芝加哥风格引文

Christie, Agatha. Elephants Can Remember. Agatha Christie signature ed. London: HarperCollins, 2002.

MLA引文

Christie, Agatha. Elephants Can Remember. Agatha Christie signature ed. HarperCollins, 2002.

警告：这些引文格式不一定是100％准确.