Nepali for Trekkers: Language Tape and Phrase Book
Mountaineers Books, March, 1992.

Aconcagua: Summit of the Americas -- A Map-Guide for Climbers and Trekkers
E. Darack Photography, 18 February, 2002.

A Trekker's Guide to Collectibles: With Values (Schiffer Book for Collectors)
Schiffer Publishing, Ltd., March, 1996.

Nitpicker's Guide for Next Generation Trekkers Part 3
Audioscope, March, 1997.

Nitpicker's Guide for Next Generation Trekkers Part 2
Audioscope, July, 1995.

The Nitpicker's Guide for Deep Space Nine Trekkers (Nitpicker's Series)
DTP, 02 December, 1996.

Trekkers: True Stories by Fans for Fans
ECW Press, April, 2002.

The Unauthorized Trekker's Guide to the Next Generation and Deep Space Nine
Harper Mass Market Paperbacks, April, 1995.

Trekking in Russia and Central Asia: A Traveler's Guide/Complete Details for 35 Treks Through These Regions--Many Just Open to Trekkers. Covers Plan
Mountaineers Books, June, 1994.