A Legacy of Spies is a copyrighted work. John le Carré (David Cornwell) published it through Viking Press (an imprint of Penguin Random House). Under current copyright law, the novel will not enter the public domain for many decades.
Many critics view it as le Carré’s final "settling of accounts" for the characters that defined his career. Helpful Resources & Reviews
: For more details on the book and le Carré's complete bibliography, visit the official John le Carré website . Brief Overview of "A Legacy of Spies"