00538nam a2200193Ia 450000500170000000800410001704000190005804100120007708200150008910000260010424500540013025000110018426000310019530000290022650400490025565000120030465100180031685000100033420220912125653.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a551.4bTHO  aThornbury , William D  aPrinciples of geomorphologycWilliam D. Thornbury  a2nd ed  aNewYorkbJohn Willeyc1984  aix ,594p.b ill. figures  aIncludes bibliograpical references and index  aGeology  aGeomorphology  aLCLIB