Koestiono, D. and Agil, A. (2010) “Analisis Efisiensi Pemasaran Jeruk Manis”, Agricultural Socio-Economics Journal. Malang, Indonesia, 10(1), p. 26. Available at: https://agrise.ub.ac.id/index.php/agrise/article/view/27 (Accessed: 30 September 2023).