Khasanah, Ainun Fitri Nur, Sony Irianto, and Arifin Muslim. “DEVELOPMENT OF THEMATIC STUDENTS WORK SHEET (LKPD) BASED ON 21th CENTURY COMPETENCY THEME 7 SUBTHEME 1 LEARNING 1 CLASS V SD LEDUG STATE”. JURNAL HANDAYANI PGSD FIP UNIMED 11, no. 1 (June 23, 2020): 25–28. Accessed July 3, 2025. https://jurnal.unimed.ac.id/2012/index.php/handayani/article/view/18656.