Manumono, D., Masyhuri, M., Hartono, S., & Suryantini, A. (2010). TRADE OFF SISTEM USAHATANI TEMBAKAU DI WILAYAH SUMBING TEMANGGUNG JAWA TENGAH. JSEP (Journal Of Social And Agricultural Economics), 4(1), 81-91. Retrieved from https://jurnal.unej.ac.id/index.php/JSEP/article/view/384