Siong Peng, F., W. K. Wan Ahmad, and N. Idris. “PENGETAHUAN KANAK-KANAK TADIKA TENTANG AWAL PECAHAN: KINDERGARTEN CHILDREN’S KNOWLEDGE OF EARLY FRACTIONS”. Jurnal Pendidikan Awal Kanak-Kanak Kebangsaan, vol. 1, Dec. 2012, pp. 17-39, https://ejournal.upsi.edu.my/index.php/JPAK/article/view/751.