Kan'an, A. F. A. The effect of problem based learning on learning genetics and inheritance in Qatari schools.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kan'an, Ashraf Fouad Ahmad. The Effect of Problem Based Learning on Learning Genetics and Inheritance in Qatari Schools.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Kan'an, Ashraf Fouad Ahmad. The Effect of Problem Based Learning on Learning Genetics and Inheritance in Qatari Schools.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.