Ransome, A. (1940). Secret water. Macmillan.
Lua i Stíl Chicago (17ú heag.)Ransome, Arthur. Secret Water. New York: Macmillan, 1940.
Lua MLA (9ú heag.)Ransome, Arthur. Secret Water. Macmillan, 1940.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.