Não informado. (1956). Marine Research in Indonesia. Lembaga Oseanologi Nasional.
Lua i Stíl Chicago (17ú heag.)Não informado. Marine Research in Indonesia. Jakarta: Lembaga Oseanologi Nasional, 1956.
Lua MLA (8ú heag.)Não informado. Marine Research in Indonesia. Lembaga Oseanologi Nasional, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.