Sancoko, Sancoko. “The Competency of Lecturers As Supervisors of the Final Paper in the Office Administration Study Program of Universitas Indonesia”. Jurnal Pendidikan Vokasi 10, no. 2 (October 27, 2020): 114–125. Accessed May 9, 2025. https://journal.uny.ac.id/index.php/jpv/article/view/30725.