Cita APA (7a ed.)

Keats, J., & Forman, M. B. (1952). The Letters of John Keats (4th ed. with revisions and additional letters.). Oxford University.

Cita Chicago Style (17a ed.)

Keats, John, y Maurice Buxton Forman. The Letters of John Keats. 4th ed. with revisions and additional letters. London: Oxford University, 1952.

Cita MLA (9a ed.)

Keats, John, y Maurice Buxton Forman. The Letters of John Keats. 4th ed. with revisions and additional letters. Oxford University, 1952.