Kusumawati, I. M., & Fauziah, A. N. M. (2020). VALIDITY AND PRACTICALITY OF STUDENTS WORKSHEETS IN DISASTER MITIGATION THROUGH ROLE-PLAYING METHOD TO TRAIN DISASTER MANAGEMENT. PENSA: E-JURNAL PENDIDIKAN SAINS, 8(3), 209–217. Retrieved from https://ejournal.unesa.ac.id/index.php/pensa/article/view/38392