Rodricks,Joseph V. (1992). Calculated risks: The toxicity and human health risks of chemicals in our environment. Cambridge University press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rodricks,Joseph V. Calculated Risks: The Toxicity and Human Health Risks of Chemicals in Our Environment. New york: Cambridge University press, 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Rodricks,Joseph V. Calculated Risks: The Toxicity and Human Health Risks of Chemicals in Our Environment. Cambridge University press, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.