The essential guide to geocaching : tracking treasure with your GPS

• Main Author: Dyer, Mike, 1977- (Author)
• Format: Book
• Language: English
• Published: Golden, Colorado : Fulcrum, [2004]
• Subjects: geocaching; GPS (navigační systém); služby založené na zjištění polohy; global positioning systems; location based services; příručky; handbooks, manuals, etc
• ISBN: 9781555915223
• Physical Description: ix, 147 stran : ilustrace, mapy ; 22 cm