CALVIN, Joshua. PENGARUH HARGA DAN PROMOSI DI MEDIA SOSIAL TERHADAP KEPUTUSAN PEMBELIAN CALL ME BRO. Jurnal Performa: Jurnal Manajemen dan Start-up Bisnis, [S. l.], v. 6, n. 4, p. 321–330, 2021. DOI: 10.37715/jp.v6i4.2554. Disponível em: https://journal.uc.ac.id/index.php/performa/article/view/2554. Acesso em: 20 feb. 2026.