Ketaren, Abednego. “INFLUENCE OF PRODUCT SPECIFICATIONS AND PRICES ON THE LAPTOP PURCHASE DECISION HEWLETT PACKARD (HP) BRAND (Case Study on Pegasus Computer Store Customers Tebing Tinggi)”. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET) 1, no. 3 (February 26, 2022): 143–152. Accessed July 1, 2025. http://ijset.org/index.php/ijset/article/view/16.