Boyd, D., Hirst, N., & Siraj-Blatchford, J. (2018). Understanding sustainability in early childhood education: Case studies and approaches from across the UK. Routledge.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Boyd, Diane, Nicky Hirst, و John Siraj-Blatchford. Understanding Sustainability in Early Childhood Education: Case Studies and Approaches from Across the UK. London: Routledge, 2018.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Boyd, Diane, et al. Understanding Sustainability in Early Childhood Education: Case Studies and Approaches from Across the UK. Routledge, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.