Powley, E. (2015). Hundred years of English poetry. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Powley, E. Hundred Years of English Poetry. United Kingdom: Cambridge University Press, 2015.
Lua MLA (9ú heag.)Powley, E. Hundred Years of English Poetry. Cambridge University Press, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.