produced and edited by ILACO B.V. (affiliate of Euroconsult, agricultural and civil engineering consultants) of Arnhem, the Netherlands ; commissioned by the Ministry of Agricultural and Fisheries, the Hague, the NetherlandsElsevier1985
produced and edited by ILACO B.V., International Land Development Consultants, Arnhem, The Netherlands ; commissioned by the Ministry of Agriculture and Fisheries, The Hague, The NetherlandsElsevier Scientific Pub. Co.1981