ASMAR YULASTRI; GANEFRI; MUHARIKA; BAYU RF; FEBRI PRASETYA. Buku Ajar Kewirausahaan. [s.l.] : UNP PRESS,2019. Disponível em: https://unppress.unp.ac.id/index.php/unp-press/catalog/book/38. Acesso em: 19 jun. 2026.