Aryanti, Nurul, and Emzir Emzir. “The Use of Visualization With Pictures and Concept Mapping to Improve English Vocabulary Mastery of Pre-School Children”. IJLECR (International Journal of Language Education and Cultural Review) 2, no. 2 (December 12, 2016): 48–59. Accessed November 7, 2024. https://journal.unj.ac.id/unj/index.php/ijlecr/article/view/2652.