Berrill, N. J. (1966). The life of the ocean. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Berrill, N. J. The Life of the Ocean. New York: McGraw-Hill, 1966.
Lua MLA (8ú heag.)Berrill, N. J. The Life of the Ocean. McGraw-Hill, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.