Cita APA (7a ed.)

Keats, J., & Gittings, R. (1970). Letters of John Keats. Oxford University Press.

Cita Chicago Style (17a ed.)

Keats, John, y Robert Gittings. Letters of John Keats. Oxford: Oxford University Press, 1970.

Cita MLA (9a ed.)

Keats, John, y Robert Gittings. Letters of John Keats. Oxford University Press, 1970.