Kingsley, J. S. Necturus: An urodele amphibian. H. Holt and company, 1907.
Lua i Stíl Chicago (17ú heag.)Kingsley, J. S. Necturus: An Urodele Amphibian. New York: H. Holt and company, 1907.
Lua MLA (8ú heag.)Kingsley, J. S. Necturus: An Urodele Amphibian. H. Holt and company, 1907.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.