APA (7th ed.) Citation

Christie, A. (2011). Agatha Christie, an autobiography (1st HarperCollins ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Christie, Agatha. Agatha Christie, an Autobiography. 1st HarperCollins ed. New York, N.Y.: HarperCollins, 2011.

MLA (8th ed.) Citation

Christie, Agatha. Agatha Christie, an Autobiography. 1st HarperCollins ed. HarperCollins, 2011.

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