The Hobbit Companion – David Day
Information Title: The Hobbit Companion Author(s): David Day Published by: MetroBooks Year: 1997 Edition: TBA Binding: Hardcover ISBN: 1-58663-528-X
Middle-earth Envisioned
Information Title: Middle-earth Envisioned Author(s): Paul Simpson & Brian J. Robb - The Hobbit and The Lord of the Rings: On Screen, On Stage, and Beyond Published by: Race Point Publications Year: 2013 Edition: First Edition Binding: Hardcover ISBN: 978-1-937994-27-3
The Lord of the Rings: The Official Stage Companion
Information Title: The Lord of the Rings: The Official State Companion Author: Gary Russell Published by: HarperCollins Year: 2007 Edition: TBA Binding: Hardcover ISBN: 978-0-00-721908-7