Nurita, Lilin. “Development Development of Social Studies Teaching Materials Based on Local Potential in Cepu Region for Middle School Students in Blora”. Jurnal Dialektika Pendidikan IPS 2, no. 2 (August 2, 2022): 48–61. Accessed December 7, 2024. https://ejournal.unesa.ac.id/index.php/PENIPS/article/view/47417.