(1985). Technology report / submitted to the Office of Educational Research and Improvement ; by the Mid-continent Regional Educational Laboratory.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Technology Report / Submitted to the Office of Educational Research and Improvement ; by the Mid-continent Regional Educational Laboratory. 1985.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Technology Report / Submitted to the Office of Educational Research and Improvement ; by the Mid-continent Regional Educational Laboratory. 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.