Cita APA (7a ed.)

Howe, J., & Sibley, B. (1995). There and back again: The map of The hobbit. HarperCollinsPublishers.

Cita Chicago Style (17a ed.)

Howe, John, y Brian Sibley. There and Back Again: The Map of The Hobbit. London: HarperCollinsPublishers, 1995.

Cita MLA (8a ed.)

Howe, John, y Brian Sibley. There and Back Again: The Map of The Hobbit. HarperCollinsPublishers, 1995.