European Society of Toxicology. Meeting & Leonard, B. J. (1978). Toxicological aspects of food safety: Proceedings of the European Society of Toxicology Meeting held in Copenhagen, June 19-22, 1977. Springer-Verlag.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)European Society of Toxicology. Meeting و B. J. Leonard. Toxicological Aspects of Food Safety: Proceedings of the European Society of Toxicology Meeting Held in Copenhagen, June 19-22, 1977. Berlin ; New York: Springer-Verlag, 1978.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)European Society of Toxicology. Meeting و B. J. Leonard. Toxicological Aspects of Food Safety: Proceedings of the European Society of Toxicology Meeting Held in Copenhagen, June 19-22, 1977. Springer-Verlag, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.