Firmann, B., & Rohendi, A. (2023). PENGARUH ADVERTISING DAN SALES PROMOTION TERHADAP KEPUTUSAN PEMBELIAN PADA ECOMMERCE BLAZBLUZ.COM. Service Management Triangle: Jurnal Manajemen Jasa, 5(1), 20-31. https://doi.org/10.51977/jsj.v5i1.1223