Beckett, P. H. T. Use of soil and land-system maps to provide soil information in Australia - Melbourne : CSIRO. Division of Soils, 1978 - 76 p. ; gráfs. - Technical paper ; 33 . - Technical paper ; 33 . LCCN: 13675 Subjects--Topical Terms: Levantamiento topográfico.Suelos--Clasificación.Suelos--Mapas.