1.
Winarti Agustina. Development of "Konsepa" Flipbook Learning Media in Optimizing the Understanding of the Basic Concept of Early Children’s Education. IJAST [Internet]. 2020May19 [cited 2024May2];29(9s):4170 -4177. Available from: http://sersc.org/journals/index.php/IJAST/article/view/16784