There are various hitchhiking phrasebooks to be found online. Since this is a wiki we can try to make the best one. A flexible one, where you can assemble your own phrasebook, with the languages you need for your trip.
External Links
- Global Vagabond Language Guide - Important phrases for hitchhikers in over 20 languages, including a printable edition of the Hitch-hiking Phrasebook for many European languages.