Agatha Christie's works

We have the following works by Agatha Christie:

all the booksThe Secret Adversary
The Secret Adversary is the second published detective fiction novel by British writer Agatha Christie.The book introduces the characters of Tommy and Tuppence
all the booksThe Mysterious Affair at Styles
The Mysterious Affair at Styles is a detective novel by British writer Agatha Christie. It was written in the middle of the First World War, in 1916.

all the booksThe Secret Adversary