Não informado. (1969). Underwater Science and Technology Journal. IPC Science and Technology Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Underwater Science and Technology Journal. New York: IPC Science and Technology Press, 1969.
Lua MLA (8ú heag.)Não informado. Underwater Science and Technology Journal. IPC Science and Technology Press, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.