Não informado. Soil and land-use surveys. University of the West Indies, Department of Soil Science.
Cita Chicago Style (17a ed.)Não informado. Soil and Land-use Surveys. St. Augustine, Trinidad e Tobago: University of the West Indies, Department of Soil Science.
Cita MLA (8a ed.)Não informado. Soil and Land-use Surveys. University of the West Indies, Department of Soil Science.
Precaución: Estas citas no son 100% exactas.