APA (7th ed.) Citation

Christie, A. (2005). The man in the brown suit. HArpercollins Publishers.

Chicago Style (17th ed.) Citation

Christie, Agatha. The Man in the Brown Suit. London: HArpercollins Publishers, 2005.

MLA (9th ed.) Citation

Christie, Agatha. The Man in the Brown Suit. HArpercollins Publishers, 2005.