Lindawati, L., Buhari Sibuea, M., Novita, D., Ilham Riyadh, M., & Hasibuan, A. (2018). A Comparative Analysis of Economic Farming Activity of Farmers Rice-Livestock Integrated Farming System (RLIFS) and Non RLIFS. International Journal of Engineering & Technology, 7(3.2), 792-795. https://doi.org/10.14419/ijet.v7i3.2.18759