Arafah, Siti Nur, Sri Fajar Ayu, and Rulianda P. Wibowo. 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), 870-77. https://doi.org/10.47175/rissj.v3i4.509.