Yulianti, Malthelda. “The Increase of Self Leadershif in Planning the Career by Online Model Cooperative Learning Information Service”. Ideguru: Jurnal Karya Ilmiah Guru 6, no. 2 (May 1, 2021): 199-206. Accessed March 29, 2024. https://jurnal-dikpora.jogjaprov.go.id/index.php/jurnalideguru/article/view/229.