APA (7th ed.) Citation

Shippey, T. A. (2001). J.R.R. Tolkien : author of the century / T. A. Shippey: Author of the century. HarperCollins.

Chicago Style (17th ed.) Citation

Shippey, T. A. J.R.R. Tolkien : Author of the Century / T. A. Shippey: Author of the Century. London: HarperCollins, 2001.

MLA (9th ed.) Citation

Shippey, T. A. J.R.R. Tolkien : Author of the Century / T. A. Shippey: Author of the Century. HarperCollins, 2001.

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