Luanna taifid

Lua APA (7ú heag.)
Estados Unidos Coast & Geodetic Survey & Andrew B. Graham Photo Litho. (1903). Sketch of general progress. U. S. Coast & Geodetic Survey.
Lua i Stíl Chicago (17ú heag.)
Estados Unidos Coast & Geodetic Survey agus Andrew B. Graham Photo Litho. Sketch of General Progress. U. S. Coast & Geodetic Survey, 1903.
Lua MLA (9ú heag.)
Estados Unidos Coast & Geodetic Survey agus Andrew B. Graham Photo Litho. Sketch of General Progress. U. S. Coast & Geodetic Survey, 1903.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.