Não informado. (1961). International yearbook of cartography. Kirschbaum Verlag.
Lua i Stíl Chicago (17ú heag.)Não informado. International Yearbook of Cartography. Bonn, Alemanha: Kirschbaum Verlag, 1961.
Lua MLA (8ú heag.)Não informado. International Yearbook of Cartography. Kirschbaum Verlag, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.