00621cam a22001937a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001500102110003500117245014500152260003000297300003900327650003300366650002800399CHAP20220329134630.0971013s1979            r     00010     d  a23321  a24293  a28392  cCHAP  a630.94bN3  aComisión Económica Europea 0aProblems of the agricultural development of less-favoured areas in Europeb: proceedings of a symposium of the Committee on Agricultural ...  aOxford :bPergamon,c1979  a252 p.b: ilus. ; mapas ; gráfs.14aAgriculturaxEuropazEuropa.14aTierrasxUtilización.