Nuffield Foundation. Science Teaching Project. (1970). Nuffield biological science: The developing organism, a laboratory guide. Nuffield Foundation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nuffield Foundation. Science Teaching Project. Nuffield Biological Science: The Developing Organism, a Laboratory Guide. England: Nuffield Foundation, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Nuffield Foundation. Science Teaching Project. Nuffield Biological Science: The Developing Organism, a Laboratory Guide. Nuffield Foundation, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.