Arafah, S. N., Ayu, S. F., & Wibowo, R. P. (2022). The Effect of Behavior and Characteristics of Shallot Farmers on Production Risk in Deli Serdang District. Randwick International of Social Science Journal, 3(4), 870-877. https://doi.org/10.47175/rissj.v3i4.509