Food and Agriculture Organization of the United Nations. (1989). Forestry and food security. Food and Agriculture Organization of the United Nations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Food and Agriculture Organization of the United Nations. Forestry and Food Security. Rome: Food and Agriculture Organization of the United Nations, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Food and Agriculture Organization of the United Nations. Forestry and Food Security. Food and Agriculture Organization of the United Nations, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.