Elisabeth Nainggolan, Selamat, and Pesta Gultom. “The Relationship of Timeliness and Price to Consumer Goals in PT. Kalerindo Semesta Abadi”. Enrichment : Journal of Management 12, no. 5 (November 26, 2022): 3577-3583. Accessed October 26, 2025. http://enrichment.iocspublisher.org/index.php/enrichment/article/view/831.