Não informado. (1967). Journal of Educational Thought. University of Calgary, Faculty of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Journal of Educational Thought. Calgary, Canada: University of Calgary, Faculty of Education, 1967.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Journal of Educational Thought. University of Calgary, Faculty of Education, 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.