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
Greg Harvey, The Origins of Tolkien's Middle-earth for Dummies.
The fun and easy way to explore the myths and themes of The Lord of the Rings
Iain Lowson e.a., World of the Rings.
The unauthorised guide to the world of J.R.R. Tolkien.
Alberto Manguel and Gianni Guadalupi, The Dictionary of Imaginary Places (paperback)
Nancy Martsch (ed.), List of Tolkienalia
Beyond Bree, 1995
Alister E. McGrath (ed.), The Blackwell Encyclopedia of Modern Christian Thought
Oxford, 1995
Myth & Magic. The Complete Fantasy Reference
Titan, 1999
Michael W. Perry, Untangling Tolkien
A Chronology and Commentary for The Lord of the Rings
Frank Rottensteiner, The Science Fiction Book. An Illustrated History
London, 1975
Ingvar Svensson, Tolkien Midgard
en uppslagsbok
J.E.A. Tyler, The Tolkien Companion. 1st edition
The Indispensable Guide to the Wondrous Legends, History, Languages and Peoples of Middle-earth
J.E.A. Tyler, The Tolkien Companion. Macmiilan, 1976
The Indispensable Guide to the Wondrous Legends, History, Languages and Peoples of Middle-earth
J.E.A. Tyler, The Tolkien Companion. Gramercy, 1979
The Indispensable Guide to the Wondrous Legends, History, Languages and Peoples of Middle-earth
J.E.A. Tyler, The Tolkien Companion. Picador, 1979
The classic Guide to Middle-earth now revised to include The Silmarillion
J.E.A. Tyler, The New Tolkien Companion. Avon, 1980
Completely updated to include The Silmarillion
J.E.A. Tyler, Tolkien Lexicon
Edmund Wainwright, Tolkien's Mythology for England
A Middle-earth Companion
Toby Widdecombe, JRR Tolkien
A Guide for the Perplexed
Tolkien: A Guide. British publicity leaflet
HarperCollins, 2000