Setyani, Intan Putri, dan Nani Mediatati. “The Character Development of Students at SMKN 3 Salatiga Through Extracurricular Activities in 2018/2019 Academic Year”. Journal of Education Reseach and Evaluation 3, no. 2 (Agustus 18, 2019): 70–76. Diakses Juli 17, 2024. https://ejournal.undiksha.ac.id/index.php/JERE/article/view/20977.