(1983). Annual Book Of Astm Standards 1983. ASTM.
Lua i Stíl Chicago (17ú heag.)Annual Book Of Astm Standards 1983. ASTM, 1983.
Lua MLA (8ú heag.)Annual Book Of Astm Standards 1983. ASTM, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.