00536nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001700084100001300101245011800114260003500232300001000267650001000277650001100287650001400298650001800312650001200330IN-BaIIA211028s9999    xx            000 0 eng d  a0-75370-358-0  cIIA Library  a55(036)bDIX  aDixon, D 0aBeginner's guide to geologybbasic geological principles and how to put them into practice in the fieldcD. Dixon  aLondonbChancellor Pressc2000  a160p.  aEarth  aErosin  aGeologist  aGeomorphology  amapping