Cita APA (7th ed.)

Hamilton, I. (1996). The Oxford companion to twentieth-century poetry in English. Oxford University Press.

Cita Chicago (17th ed.)

Hamilton, Ian. The Oxford Companion to Twentieth-century Poetry in English. Oxford [England]: Oxford University Press, 1996.

Cita MLA (9th ed.)

Hamilton, Ian. The Oxford Companion to Twentieth-century Poetry in English. Oxford University Press, 1996.