Wahyudin, Wahyudin. “Pendidikan Dan Pelatihan Tata Kelola Koperasi Modern”. E-Coops-Day 4, no. 1 (February 26, 2023): 11–16. Accessed July 22, 2024. https://journal.ikopin.ac.id/index.php/ecoopsday/article/view/3106.