Maynanda, M. et al. 2022. PENGARUH PANDEMI COVID-19 TERHADAP PENJUALAN UMKM. Jurnal Pendidikan Tata Niaga (JPTN). 10, 3 (Dec. 2022), 1773–1779. DOI:https://doi.org/10.26740/jptn.v10n3.p1773-1779.