Hopkins, S. a. R. (1984). A recovery plan for marine turtles. National Marine Fisheries Service.
Lua i Stíl Chicago (17ú heag.)Hopkins, S.R. and Richardson. A Recovery Plan for Marine Turtles. Washington, D.C: National Marine Fisheries Service, 1984.
Lua MLA (9ú heag.)Hopkins, S.R. and Richardson. A Recovery Plan for Marine Turtles. National Marine Fisheries Service, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.