APA (7th ed.) Zitazioa
Brooks, C., & Warren, R. P. (1976). Understanding poetry (4th ed.). Holt, Rhinehart and Winston.
Chicago Style (17th ed.) Zitazioa
Brooks, Cleanth, eta Robert Penn Warren. Understanding Poetry. 4th ed. New York: Holt, Rhinehart and Winston, 1976.
MLA (9th ed.) Zitazioa
Brooks, Cleanth, eta Robert Penn Warren. Understanding Poetry. 4th ed. Holt, Rhinehart and Winston, 1976.
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