Baroh, Istis, Moh. Selby Hamzah, and Harpowo Harpowo. “Analisis Pemasaran Biji Kopi Robusta Di Desa Jambuwer Kecamatan Kromengan Kabupaten Malang”. Agriecobis : Journal of Agricultural Socioeconomics and Business 4, no. 1 (March 31, 2021): 65–74. Accessed November 22, 2024. https://ejournal.umm.ac.id/index.php/agriecobis/article/view/15824.