Lua APA (7ú heag.)

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.

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