APA (7th ed.) Citation

Guillén, C. (1971). Literature as system: Essays toward the theory of literary history. Princeton Univ. Press.

Chicago Style (17th ed.) Citation

Guillén, Claudio. Literature as System: Essays Toward the Theory of Literary History. Princeton, NJ: Princeton Univ. Press, 1971.

MLA (9th ed.) Citation

Guillén, Claudio. Literature as System: Essays Toward the Theory of Literary History. Princeton Univ. Press, 1971.