TSANI, A.; SUME, S. A.; KURAESIN, E. Harga Dan Promosi Terhadap Volume Penjualan. Manager : Jurnal Ilmu Manajemen, [S. l.], v. 2, n. 1, p. 81–90, 2019. DOI: 10.32832/manager.v2i1.1867. Disponível em: https://ejournal.uika-bogor.ac.id/index.php/Manager/article/view/1867. Acesso em: 29 apr. 2024.