Peuhulu , Werenfridus Gulevear, Brigida Endah Nuraeni, dan Pilifus Junianto. “The Effect Of Service Quality, Price, And Promotion On Glass Sales At PT. Prisma Danta Abadi Batam”. Tractare: Jurnal Ekonomi-Manajemen 7, no. 1 (April 29, 2024): 17–22. diakses September 19, 2024. https://journal.stiebpbatam.ac.id/tractare/article/view/137.