00452nam a2200169Ia 450000500170000000800410001704000190005804100120007708200150008910000190010424500750012326000270019830000110022550400190023665000170025585000100027220220119111146.0131103s9999    xx            000 0 und d  aLoreto College  aEnglish  a551.4bSTE  aSteers, J. A.  4aThe unstable Earthb some recent views in Geomorphology cJ. A. Steers  aLondonbMethuen c1958  a343p.   aIncludes index  aSoil science  aLCLIB