Mulyadi, Amat, Itsna Iftayani, and Meriam Esterina. “Membangun Etos Kerja Pekerja Penyandang Disabilitas: Pengembangan Pedoman Etos Kerja Berbasis Research and Development”. Journal of Psychosociopreneur 4, no. 3 (September 30, 2025): 248-256. Accessed October 6, 2025. https://ebook.umpwr.ac.id/jpsh/article/view/6780.