Yulia IA. Analisis Biaya, Pendapatan dan R/C Ratio Usaha Kayu Trubusan Jati Unggul Nasional di Kebun Percobaan Universitas Nusa Bangsa. JIAKES [Internet]. 2021 Aug. 6 [cited 2024 Apr. 28];9(2):277-82. Available from: https://jurnal.ibik.ac.id/index.php/jiakes/article/view/779