Dulles, A. W. (1966). The secret surrender. Harper & Row.
Lua i Stíl Chicago (17ú heag.)Dulles, Allen Welsh. The Secret Surrender. New York [u.a.]: Harper & Row, 1966.
Lua MLA (8ú heag.)Dulles, Allen Welsh. The Secret Surrender. Harper & Row, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.