Dunn, R. R. (2017). Never out of season: How having the food we want when we want it threatens our food supply and our future (First edition.). Little, Brown and Company.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Dunn, Rob R. Never Out of Season: How Having the Food We Want When We Want It Threatens Our Food Supply and Our Future. First edition. New York: Little, Brown and Company, 2017.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Dunn, Rob R. Never Out of Season: How Having the Food We Want When We Want It Threatens Our Food Supply and Our Future. First edition. Little, Brown and Company, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.