FAO. (1997). FAO land and water bulletin N.5: Land quality indicators and their use in sustainable agriculture and rural development. Rome: FAO.
استشهاد بنمط شيكاغوFAO. FAO Land and Water Bulletin N.5: Land Quality Indicators and Their Use in Sustainable Agriculture and Rural Development. Rome: FAO, 1997.
MLA استشهادFAO. FAO Land and Water Bulletin N.5: Land Quality Indicators and Their Use in Sustainable Agriculture and Rural Development. Rome: FAO, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.