Não informado. (1981). Journal of Vertebrate Paleontology. Society of Vertebrate Paleontology.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Vertebrate Paleontology. Los Angeles, Calif: Society of Vertebrate Paleontology, 1981.
Lua MLA (8ú heag.)Não informado. Journal of Vertebrate Paleontology. Society of Vertebrate Paleontology, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.