Não informado. (1976). Educational Research Quarterly. University of Southern California, School of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Educational Research Quarterly. Los Angeles, Calif: University of Southern California, School of Education, 1976.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Educational Research Quarterly. University of Southern California, School of Education, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.