The Complete Guide to Middle-earth has 573 pages.
The Complete Guide to Prehistoric Life has 216 pages.
The Complete Idiot's Guide to Publishing Science Fiction has 360 pages.
Tolkien's World from A to Z: The Complete Guide to Middle-Earth is by Robert Foster. It has 569 pages. The mass market book A Guide to Middle Earth is also by Robert Foster. It has 283 pages.
The Guide has 220 pages.
A Guide To Keynes has 237 pages.
The Discontinuity Guide has 357 pages.
A Guide for the Perplexed has 160 pages.
Barlowe's Guide to Fantasy has 100 pages.
Death of a River Guide has 326 pages.
Dungeon Master's Guide has 320 pages.
A Fictional Guide to Scotland has 200 pages.
The Bloke's Guide To Pregnancy has 256 pages.