Ariani, Eva, and Amzul Rifin. “ANALISIS USAHATANI KAKAO PADA DUA POLA TANAM POLIKULTUR”. Forum Agribisnis : Agribusiness Forum 7, no. 2 (September 1, 2017): 173-190. Accessed November 22, 2024. https://journal.ipb.ac.id/index.php/fagb/article/view/20963.