Tashkandi, M. O., & Andersen, H. O. (1981). Effects of instruction and personal traits of Saudi pre-service science teachers on the use of higher cognitive questions. Indiana University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tashkandi, Mohammad Omar, و Hans O. Andersen. Effects of Instruction and Personal Traits of Saudi Pre-service Science Teachers on the Use of Higher Cognitive Questions. Indiana: Indiana University, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tashkandi, Mohammad Omar, و Hans O. Andersen. Effects of Instruction and Personal Traits of Saudi Pre-service Science Teachers on the Use of Higher Cognitive Questions. Indiana University, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.