Howe, D. H. (1986). Sam's ball. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Howe, D. H. Sam's Ball. Oxford: Oxford University Press, 1986.
Lua MLA (9ú heag.)Howe, D. H. Sam's Ball. Oxford University Press, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.