National Geographic Yellowstone and Grand Teton National Parks Road Guide: The Essential Guide for Motorists (National Park Road Guide)
Compass American Guides: Yellowstone and Grand Teton National Parks (Full-color Travel Guide)
Hiking Yellowstone National Park: A Guide To More Than 100 Great Hikes (Regional Hiking Series)
Yellowstone National Park Tour Guide Book: Your personal tour guide for Yellowstone travel adventure!
Fodor's The Complete Guide to the National Parks of the West (Full-color Travel Guide)