JUNAEDI, D.; REDJEKI, F.; PRIADI, M. D. Pengaruh Promosi dan Kualitas Layanan Terhadap Keputusan Pembelian: studi kasus pada Koperasi Mitra Dhuafa Cabang Mande-Cianjur. Indonesian Journal of Economic and Business, [S. l.], v. 1, n. 2, p. 106–120, 2023. DOI: 10.58818/ijeb.v1i2.31. Disponível em: https://jurnal.pdpi.or.id/index.php/ijeb/article/view/31. Acesso em: 16 may. 2026.