ismail, fadillah. “Faktor Penglibatan Dan Penghalang Dari Menyertai Kesatuan Sekerja”. Human Sustainability Procedia 2, no. 2 (December 14, 2022): 7–18. Accessed February 28, 2024. https://publisher.uthm.edu.my/periodicals/index.php/hsp/article/view/9273.