Centre for Educational Research and Innovation & CERI. (1996). Integrating services for children at risk: Denmark, France, Netherlads, Sweden, United Kingdom, England and Wales. OECD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Centre for Educational Research and Innovation و CERI. Integrating Services for Children at Risk: Denmark, France, Netherlads, Sweden, United Kingdom, England and Wales. París: OECD, 1996.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Centre for Educational Research and Innovation و CERI. Integrating Services for Children at Risk: Denmark, France, Netherlads, Sweden, United Kingdom, England and Wales. OECD, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.