FAO. (1993). World soil resources reports N.72: Computerized systems of land resources appraisal for agricultural development. Rome: FAO.
استشهاد بنمط شيكاغوFAO. World Soil Resources Reports N.72: Computerized Systems of Land Resources Appraisal for Agricultural Development. Rome: FAO, 1993.
MLA استشهادFAO. World Soil Resources Reports N.72: Computerized Systems of Land Resources Appraisal for Agricultural Development. Rome: FAO, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.