PutriHafiziani Eka, Idat Muqodas, Wahyudy Mukhamad Ady, and Fitri Nuraeni. 2020. “The Effect of Concrete-Pictorial-Abstract (CPA) Approach on The Decrease of Mathematical Anxiety in Primary School”. International Conference on Elementary Education 2 (1). Bandung, Indonesia, 80-93. http://proceedings.upi.edu/index.php/icee/article/view/609.