Dixon, F. W. (1999). The Hardy boys. Smithmark.
Lua i Stíl Chicago (17ú heag.)Dixon, Franklin W. The Hardy Boys. New York: Smithmark, 1999.
Lua MLA (9ú heag.)Dixon, Franklin W. The Hardy Boys. Smithmark, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.