Cita APA (7a ed.)

Shippey, T. A. (1992). The road to Middle-earth: [how J.R.R. Tolkien created a new mythology]. Grafton.

Cita Chicago Style (17a ed.)

Shippey, T. A. The Road to Middle-earth: [how J.R.R. Tolkien Created a New Mythology]. London: Grafton, 1992.

Cita MLA (9a ed.)

Shippey, T. A. The Road to Middle-earth: [how J.R.R. Tolkien Created a New Mythology]. Grafton, 1992.