Wellek, R. (1949). Theory of literature. Harvest.
Lua i Stíl Chicago (17ú heag.)Wellek, Rene. Theory of Literature. New York: Harvest, 1949.
Lua MLA (9ú heag.)Wellek, Rene. Theory of Literature. Harvest, 1949.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.