Swiss National Tourist Office. (1959). All about Switzerland.
Lua i Stíl Chicago (17ú heag.)Swiss National Tourist Office. All About Switzerland. Zurich, 1959.
Lua MLA (9ú heag.)Swiss National Tourist Office. All About Switzerland. 1959.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.