Laia, Silverius, Bahdin Nur Tanjung, Irvan Muhrizal, and Nuzuliati. 2026. “THE EFFECT OF SERVICE QUALITY AND PROMOTIONAL PRICES ON CUSTOMER SATISFACTION AT PT SWAKARSA JAYA INDONESIA”. Algebra : Jurnal Pendidikan, Sosial Dan Sains 6 (2): 759-67. https://doi.org/10.58432/zynyg011.