WELLEK, R., & WARREN, A. Theory of literature.-- Ed.3. Harcourt.
Lua i Stíl Chicago (17ú heag.)WELLEK, Rene, agus Austin WARREN. Theory of Literature.-- Ed.3. New York: Harcourt.
Lua MLA (9ú heag.)WELLEK, Rene, agus Austin WARREN. Theory of Literature.-- Ed.3. Harcourt.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.