APA (7th ed.) Citation

Gittings, R. (2001). John Keats / Robert Gittings. Penguin.

Chicago Style (17th ed.) Citation

Gittings, Robert. John Keats / Robert Gittings. London: Penguin, 2001.

MLA (9th ed.) Citation

Gittings, Robert. John Keats / Robert Gittings. Penguin, 2001.

Warning: These citations may not always be 100% accurate.