(1970). Marine Ecology. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Marine Ecology. John Wiley & Sons, 1970.
Lua MLA (8ú heag.)Marine Ecology. John Wiley & Sons, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.