Food and Agriculture Organization of the United Nations. Soil Resources, Development and Conservation Service. (1976). A framework for land evaluation. FAO.
Citazione stile Chigago Style (17a edizione)Food and Agriculture Organization of the United Nations. Soil Resources, Development and Conservation Service. A Framework for Land Evaluation. Rome: FAO, 1976.
Citatione MLA (9a ed.)Food and Agriculture Organization of the United Nations. Soil Resources, Development and Conservation Service. A Framework for Land Evaluation. FAO, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.