NURMAYA SARI; RICE HARYATI. PENGARUH BIAYA PROMOSI TERHADAP PENINGKATAN PENJUALAN KAMAR PADA HOTEL GRAND INNA PADANG. Matua Jurnal, [S. l.], v. 2, n. 2, p. 386–397, 2020. Disponível em: https://www.ejurnal-unespadang.ac.id/index.php/MJ/article/view/107. Acesso em: 18 jul. 2025.