David Day, The Heroes of Tolkien
David Day, The Battles of Tolkien
David Day, The Dark Powers of Tolkien
David Day, The Hobbits of Tolkien
David Day, The Ring Legends of Tolkien
David Day, The World of Tolkien
David Day, A Dictionary of Sources of Tolkien
The History and Mythology That Inspired Tolkien's World
Colin Duriez en David Porter, The Inklings Handbook.
The lives, thoughts and writings of C.S. Lewis, J.R.R. Tolkien, Charles Williams, Owen Barfield and their friends
Colin Duriez, Tolkien and The Lord of the Rings. Azure, 2001
A Guide To Middle-earth
Colin Duriez, Tolkien and The Lord of the Rings. Sutton
A Guide To Middle-earth
Colin Duriez, The Tolkien and Middle-earth Handbook - gesigneerd
An A-Z guide to the life, thought and writings of Tolkien
Colin Duriez, The JRR Tolkien Handbook
Angie Erregio, The Rough Guide to The Lord of the Rings
Londen, 2003
Promo-poster The Rough Guide to The Lord of the Rings
Robert Foster, The Complete Guide to Middle-earth. Unwin Paperbacks, 1978
From The Hobbit to The Silmarillion
Robert Foster, The Complete Guide to Middle-earth. Grafton, 1992
From The Hobbit to The Silmarillion
Rick Gekoski, Tolkien's Gown and Other Stories of Great Authors and Rare Books
Contable, 2004
James H. Gillam, Treasures from the Misty Mountains
A Collectors Guide to Tolkien
Wayne G. Hammond en Christina Scull, The Lord of the Rings Reader's Companion (HoM)
A reader's companion
Hammond/Scull, The JRR Tolkien Companion and Guide set (HoM)
Hammond/Scull, The JRR Tolkien Companion and Guide: Chronology
Hammond/Scull, The JRR Tolkien Companion and Guide: Reader's Guide
Hammond/Scull, The JRR Tolkien Companion and Guide 3 vol. set (HarC) 20/12
Oliver Loo, A Tolkien English Glossary
A guide to Old, Uncommon and Archaic Words Used in The Lord of the Rings and The Hobbit.
Iain Lowson e.a., World of the Rings.
The unauthorised guide to the world of J.R.R. Tolkien.
