Ahmad, Masduki, and Heni Rochimah. “Professional Development and Interpersonal Communication: Influence on Vocational Teachers Teaching Performance”. Jurnal Pendidikan Vokasi 12, no. 1 (March 12, 2022): 12–20. Accessed May 17, 2025. https://journal.uny.ac.id/index.php/jpv/article/view/44218.