CHOIR, FIKRON AL. STRATEGI CERDAS HADAPI COVID-19 PENJAJA BERKUALITAS. Wiyatamandala, [S. l.], v. 1, n. 1, p. 120–133, 2021. Disponível em: https://openjournal.unpam.ac.id/index.php/wiyata/article/view/9627. Acesso em: 31 jul. 2024.