Andani, Ferria, Hamdan Atmaja, and Ba’in Ba’in. “The Professionalism of History Teachers in Implementation 2013 Curriculum at SMA Negeri 1 Salatiga”. Indonesian Journal of History Education 4, no. 2 (September 15, 2019): 29-38. Accessed November 22, 2024. https://journal.unnes.ac.id/sju/ijhe/article/view/18094.