"The Mysterious Affair at Styles is a detective novel by British writer Agatha Christie. 3] Poirot, a Belgian refugee of the Great Wa.
It introduced Hercule Poirot, Inspector (later, Chief Inspector) Japp, and Arthur Hastings. 2]Styles was Christie\'s first published novel.
It was written in the middle of the First World War, in 1916, and first published by John Lane in the United States in October 1920 1] and in the United Kingdom by The Bodley Head (John Lane\'s UK company) on 21 January 1921. "The Mysterious Affair at Styles is a detective novel by British writer Agatha Christie