APA (7th ed.) Citation

Wellek, R., & Warren, A. (1949). Theory of literature. Harcourt.

Chicago Style (17th ed.) Citation

Wellek, René, and Austin Warren. Theory of Literature. New-York: Harcourt, 1949.

MLA (9th ed.) Citation

Wellek, René, and Austin Warren. Theory of Literature. Harcourt, 1949.

Warning: These citations may not always be 100% accurate.