ABI ZULKARNAIN, M.; KASYMIR, E. .; SALEH, Y. . Analisis Nilai Tambah, Pendapatan, dan Bauran Pemasaran Kopi Pada Agroindustri Kopi Bubuk Klangenan Pringsewu. Journal of Food System and Agribusiness, [S. l.], v. 7, n. 2, p. 141-152, 2023. Disponível em: https://jurnal.polinela.ac.id/JFA/article/view/2231. Acesso em: 11 may. 2024.