WIDIA, N.; SULISTYANDARI; NOFIRDA, F. A. Pengaruh Promosi, Kualitas Pelayanan dan Kelengkapan Produk Terhadap Keputusan Pembelian Konsumen di Guardian Store Pekanbaru. Muhammadiyah Riau Accounting and Business Journal, [S. l.], v. 3, n. 1, p. 021–029, 2022. DOI: 10.37859/mrabj.v3i1.2768. Disponível em: https://ejurnal.umri.ac.id/index.php/MRABJ/article/view/2768. Acesso em: 30 apr. 2026.