Encyclopedia of Mountaineering. By Walt Unsworth. Cicerone Press. 1992, 3rd edition. An unrivalled source of climbing knowledge. ISBN 0-340-577444. Large format.
The Trekkers' Handbook. By Thomas R. Gilchrist. Cicerone Press. 1996, 1st edition. Everything a trekker must know, from gear to health. 'The author has been a trek leader on more than forth treks,mostly in Asia, and the contents of this book have been dictated bythe most common questions he was asked while trekking; and from the commonest problems encountered on trek. The book contains valuable information for any trekker, regardless of whether their trek is at home or abroad, or whether it has been organized by themselves or by a commercial operator.' (From the cover). ISBN 1-85284-205-9. A5 size.