Food and Agriculture Organization of the United Nations. Horticultural Crops Group & Dowson, V. H. W. (1982). Date production and protection: With special reference to North Africa and the Near East. Food and Agriculture Organization of the United Nations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Food and Agriculture Organization of the United Nations. Horticultural Crops Group و V. H. W. Dowson. Date Production and Protection: With Special Reference to North Africa and the Near East. Rome: Food and Agriculture Organization of the United Nations, 1982.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Food and Agriculture Organization of the United Nations. Horticultural Crops Group و V. H. W. Dowson. Date Production and Protection: With Special Reference to North Africa and the Near East. Food and Agriculture Organization of the United Nations, 1982.