Keillor, G. (2005). Good poems for hard times. Penguin books.
Lua i Stíl Chicago (17ú heag.)Keillor, Garrison. Good Poems for Hard Times. New York: Penguin books, 2005.
Lua MLA (9ú heag.)Keillor, Garrison. Good Poems for Hard Times. Penguin books, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.