Eskarya, Herullah, and Elihami Elihami. “THE INSTITUTIONAL ROLE OF FARMER GROUPS TO DEVELOP THE PRODUCTION OF COCOA”. JURNAL EDUKASI NONFORMAL 1, no. 1 (June 18, 2019): 81-87. Accessed April 24, 2024. https://ummaspul.e-journal.id/JENFOL/article/view/205.