00730nam0-22002651i-450-990003200210403321000320021FED01000320021(Aleph)000320021FED0100032002120000920d1939----km-y0itay50------baengSoil conservationby Hugh Hammond Bennett.1st ed.New YorkLondonMcGraw-Hill1939.xvii, 993 p.23 cmMcGraw-Hill series in geographyBennett,Hugh HammondITUNINARICAUNIMARCBK990003200210403321H/1.112 BEN01025SESSESSoil conservation452947UNINA