England, . Ministry of Agriculture, Fisheries and Food
Farm planning by computer / Ministry of Agriculture, Fisheries and Food. - London : HMSO, 1980
. - 140 p. ; 25 cm + 1 mapaQuintas / Planeamento agrícola /
E20-134
Farm planning by computer / Ministry of Agriculture, Fisheries and Food. - London : HMSO, 1980
. - 140 p. ; 25 cm + 1 mapaQuintas / Planeamento agrícola /
E20-134