Hussin, R., S. Ahmad Kamel, and A. Mokhtar. “Keberkesanan Persekitaran, Imej Dan Huruf Dalam Pendidikan Kanak-Kanak Prasekolah: The Effectiveness of Environment, Images and Letters in Preschool Child Education”. KUPAS SENI, vol. 4, May 2019, https://ejournal.upsi.edu.my/index.php/JSPS/article/view/2258.