APA (7th ed.) Citation

Wellek, R., & Warren, A. 1. Theory of literature. Harcourt, Brace.

Chicago Style (17th ed.) Citation

Wellek, René, and Austin 1899 Warren. Theory of Literature. New York: Harcourt, Brace.

MLA (9th ed.) Citation

Wellek, René, and Austin 1899 Warren. Theory of Literature. Harcourt, Brace.