Mumtaza, Muhammad Fadhlan, and Zulfiani Zulfiani. “Development of Student Worksheets Based on Science Process Skills on Excretory System Concepts”. Jurnal Penelitian Pendidikan IPA 9, no. 1 (January 31, 2023): 265–272. Accessed July 23, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/1474.