APA-viite (7. p.)

KEATS, J. (1952). Letters of John Keats. Oxford University Press.

Chicago-viite (17. p.)

KEATS, John. Letters of John Keats. London: Oxford University Press, 1952.

MLA-viite (9. p.)

KEATS, John. Letters of John Keats. Oxford University Press, 1952.