Gaya APA

Wellek, R., Warren, A. (1949). Theory OF Literature (Ed. 3 (New Revised Ed.)). New York: Harcourt Brace & World Inc.

Gaya MLA

Wellek, Rene., Warren, Austin. "Theory OF Literature". Ed. 3 (New Revised Ed.) New York: Harcourt Brace & World Inc, 1949. Text.