A crime in Mesopotamia

This novel's events take place on the land of Mesopotamia. It is a mission of archaeologists working to uncover the relics of ancient civilizations, aided by some locals. During this mission, Dr. Liden enters suddenly his room and finds Mrs. Liden, his wife, murdered and lying beside the basin; so who could have committed that heinous crime with a lady loved by everyone? Detective Poirot attempted to uncover the mystery of this crime. He finally concluded that the perpetrator is one of the team members, but who? Which of these members has enough motives to commit that crime? Author: Agatha Christie Number of pages: 351 Jarir Bookstore editions