Wellford, H. (1972). Sowing the wind: A report from Ralph Naders̀ Center for study of Responsive Law on Food Safety and the Chemical Harvest. Grossman.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wellford, Harrison. Sowing the Wind: A Report from Ralph Naders̀ Center for Study of Responsive Law on Food Safety and the Chemical Harvest. New York: Grossman, 1972.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wellford, Harrison. Sowing the Wind: A Report from Ralph Naders̀ Center for Study of Responsive Law on Food Safety and the Chemical Harvest. Grossman, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.