00793nam0-22002891i-450-99000386104040332120080117122747.0000386104FED01000386104(Aleph)000386104FED0100038610420030910d--------km-y0itay50------baitaITPrinciples of Farm ManagementJ. Norman Efferson.New YorkMcGraw-Hill1953.vii, 431 p.ill.24 cmImprese agricoleGestioneH/1.13Efferson,J. Norman146416ITUNINARICAUNIMARCBK990003861040403321H/1.13 EFF05380SESSESPrinciples of Farm Management514430UNINA