Não informado. (2004). Government Reports Announcements & Index. U.S. Department of Commerce, National Technical Information Service.
Lua i Stíl Chicago (17ú heag.)Não informado. Government Reports Announcements & Index. Springfield, Va: U.S. Department of Commerce, National Technical Information Service, 2004.
Lua MLA (8ú heag.)Não informado. Government Reports Announcements & Index. U.S. Department of Commerce, National Technical Information Service, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.