Chiam, S. M. (2013). The use of manipulative teaching and learning aids and cooperative learning among mathematics slow learners.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chiam, Sun May. The Use of Manipulative Teaching and Learning Aids and Cooperative Learning Among Mathematics Slow Learners. 2013.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chiam, Sun May. The Use of Manipulative Teaching and Learning Aids and Cooperative Learning Among Mathematics Slow Learners. 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.