Civilian Conservation Corps (U.S.). Company 557. O.D. press. Company 557.
Lua i Stíl Chicago (17ú heag.)Civilian Conservation Corps (U.S.). Company 557. O.D. Press. Santa Ynez, Calif.: Company 557.
Lua MLA (8ú heag.)Civilian Conservation Corps (U.S.). Company 557. O.D. Press. Company 557.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.