Jeffers, R. The beauty of things: Robinson Jeffers. The West.(1979).
Lua i Stíl Chicago (17ú heag.)Jeffers, Robinson. "The Beauty of Things: Robinson Jeffers." The West.(1979) .
Lua MLA (8ú heag.)Jeffers, Robinson. "The Beauty of Things: Robinson Jeffers." The West.(1979), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.