Luanna taifid

Lua APA (7ú heag.)
Estados Unidos Geological Survey. (19). Geologic sections in T. 56 N., RS. 32 and 33 W. U. S. Geological Survey.
Lua i Stíl Chicago (17ú heag.)
Estados Unidos Geological Survey. Geologic Sections in T. 56 N., RS. 32 and 33 W. U. S. Geological Survey, 19.
Lua MLA (9ú heag.)
Estados Unidos Geological Survey. Geologic Sections in T. 56 N., RS. 32 and 33 W. U. S. Geological Survey, 19.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.