You can purchase the collection in ebook format from Kobo or physical formats from HarperCollins . The Complete Miss Marple Collection – HarperCollins
The Complete Miss Marple Collection by Agatha Christie brings together all 12 iconic, full-length mystery novels and 20 short stories detailing the life of the astute detective, Jane Marple. Available in various formats, these tales span nearly fifty years of classic whodunit storytelling. Complete Miss Marple Collection