Ghostbusters: Prima Official Game Guide (Prima Official Game Guides)

Want an unlicensed accelerator? Proton Packs, Ecto Goggles, and various other tools of the spectral trade detailed so you can bust better.
See the Sights: Maps of every area for both the Next Gen and Wii versions of the game.
Tobin's Spirit Guide: Files on every ghost, demon, and phantasm you'll encounter so you don't get slimed before your time.
Total Info: Covers Xbox 360, PS3, and PC versions on one side and flips for the Wii and PS2 versions all in one book!