“DEVELOPING TRILINGUAL SMART BOOK MEDIA AS A LITERACY FACILITY FOR THIRD GRADE STUDENTS OF ELEMENTARY SCHOOL”. Primary: Jurnal Pendidikan Guru Sekolah Dasar 10, no. 5 (October 25, 2021): 1091–1103. Accessed December 14, 2025. https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/730.