Cita APA

Wellek, R., & Warren, A. (1949). Theory of literature ([1st ed.].). Harcourt, Brace.

Citación estilo Chicago

Wellek, Rene, and Austin Warren. Theory of Literature. [1st ed.]. New York: Harcourt, Brace, 1949.

Cita MLA

Wellek, Rene, and Austin Warren. Theory of Literature. [1st ed.]. Harcourt, Brace, 1949.