Centre for Educational Research and Innovation. (1982). In-service education and training of teachers: A condition for educational change. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Centre for Educational Research and Innovation. In-service Education and Training of Teachers: A Condition for Educational Change. Paris: Organisation for Economic Co-operation and Development, 1982.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Centre for Educational Research and Innovation. In-service Education and Training of Teachers: A Condition for Educational Change. Organisation for Economic Co-operation and Development, 1982.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.