Berutu, N., Hodriani, H., & Budiwiwaramulja, D. (2021). Putri Renjani Manisan Product Standardization: The Efforts to Increase Product Sales in Pandemic Situations. Randwick International of Social Science Journal, 2(1), 81-89. https://doi.org/10.47175/rissj.v2i1.181