Machfudiyanto R, Utomo D. IMPLEMENTASI KEBIJAKAN SMK 3 DI PERUSAHAAN KONTRAKTOR DI YOGYAKARTA. CivETech [Internet]. 1Aug.2019 [cited 3Jul.2024];1(2):47 -56. Available from: https://jurnal.ucy.ac.id/index.php/CivETech/article/view/710