00502nam a2200193Ia 450000500170000000800410001704000190005804100120007708200150008910000240010424500420012825000120017026000290018230000160021150400360022765000120026365100230027585000100029820260625110737.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a551.4bSTR  aStrahler, Arthur N.  aPhysical geographycArthur N.Strahler  a4th ed.  aLondonbJohn wileyc1975  a643pb ill.  aIncludes index and bibliography  aGeology  aPhysical geography  aLCLIB