Doubleday, N. F. (1949). Studies in poetry: An introduction to the critical reading of poems. Harper & Brothers.
Lua i Stíl Chicago (17ú heag.)Doubleday, Neal Frank. Studies in Poetry: An Introduction to the Critical Reading of Poems. New York: Harper & Brothers, 1949.
Lua MLA (9ú heag.)Doubleday, Neal Frank. Studies in Poetry: An Introduction to the Critical Reading of Poems. Harper & Brothers, 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.