American Geological Institute. (1967). Paleontological Journal. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)American Geological Institute. Paleontological Journal. Silver Spring, Md: John Wiley & Sons, 1967.
Lua MLA (8ú heag.)American Geological Institute. Paleontological Journal. John Wiley & Sons, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.